From da08ef5c30a28745cc789f024a2095f85a4b2b12 Mon Sep 17 00:00:00 2001 From: Joe Carnuccio Date: Wed, 27 Jan 2016 12:03:34 -0500 Subject: [PATCH] qla2xxx: Avoid side effects when using endianizer macros. Signed-off-by: Joe Carnuccio Signed-off-by: Himanshu Madhani Reviewed-by: Johannes Thumshirn Reviewed-by: Hannes Reinecke Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_attr.c | 4 +- drivers/scsi/qla2xxx/qla_dbg.c | 141 ++++++++++++++++-------------- drivers/scsi/qla2xxx/qla_init.c | 16 ++-- drivers/scsi/qla2xxx/qla_inline.h | 4 +- drivers/scsi/qla2xxx/qla_mbx.c | 16 ++-- drivers/scsi/qla2xxx/qla_sup.c | 23 +++-- 6 files changed, 106 insertions(+), 98 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index fadce04095f1..4dc06a13cab8 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -272,8 +272,8 @@ qla2x00_sysfs_write_nvram(struct file *filp, struct kobject *kobj, iter = (uint32_t *)buf; chksum = 0; - for (cnt = 0; cnt < ((count >> 2) - 1); cnt++) - chksum += le32_to_cpu(*iter++); + for (cnt = 0; cnt < ((count >> 2) - 1); cnt++, iter++) + chksum += le32_to_cpu(*iter); chksum = ~chksum + 1; *iter = cpu_to_le32(chksum); } else { diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index aa6694bbc303..b64c504ff12f 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -294,8 +294,8 @@ qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase, WRT_REG_DWORD(®->iobase_addr, iobase); dmp_reg = ®->iobase_window; - while (count--) - *buf++ = htonl(RD_REG_DWORD(dmp_reg++)); + for ( ; count--; dmp_reg++) + *buf++ = htonl(RD_REG_DWORD(dmp_reg)); return buf; } @@ -457,8 +457,8 @@ qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count, { uint16_t __iomem *dmp_reg = ®->u.isp2300.fb_cmd; - while (count--) - *buf++ = htons(RD_REG_WORD(dmp_reg++)); + for ( ; count--; dmp_reg++) + *buf++ = htons(RD_REG_WORD(dmp_reg)); } static inline void * @@ -733,16 +733,18 @@ qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked) if (rval == QLA_SUCCESS) { dmp_reg = ®->flash_address; - for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++) - fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++) + fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); dmp_reg = ®->u.isp2300.req_q_in; - for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; cnt++) - fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->risc_host_reg) / 2; + cnt++, dmp_reg++) + fw->risc_host_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); dmp_reg = ®->u.isp2300.mailbox0; - for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++) - fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; + cnt++, dmp_reg++) + fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); WRT_REG_WORD(®->ctrl_status, 0x40); qla2xxx_read_window(reg, 32, fw->resp_dma_reg); @@ -752,8 +754,9 @@ qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked) WRT_REG_WORD(®->ctrl_status, 0x00); dmp_reg = ®->risc_hw; - for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++) - fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; + cnt++, dmp_reg++) + fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); WRT_REG_WORD(®->pcr, 0x2000); qla2xxx_read_window(reg, 16, fw->risc_gp0_reg); @@ -896,25 +899,25 @@ qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked) } if (rval == QLA_SUCCESS) { dmp_reg = ®->flash_address; - for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++) - fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->pbiu_reg) / 2; cnt++, dmp_reg++) + fw->pbiu_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); dmp_reg = ®->u.isp2100.mailbox0; - for (cnt = 0; cnt < ha->mbx_count; cnt++) { + for (cnt = 0; cnt < ha->mbx_count; cnt++, dmp_reg++) { if (cnt == 8) dmp_reg = ®->u_end.isp2200.mailbox8; - fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + fw->mailbox_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); } dmp_reg = ®->u.isp2100.unused_2[0]; - for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++) - fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->dma_reg) / 2; cnt++, dmp_reg++) + fw->dma_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); WRT_REG_WORD(®->ctrl_status, 0x00); dmp_reg = ®->risc_hw; - for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++) - fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->risc_hdw_reg) / 2; cnt++, dmp_reg++) + fw->risc_hdw_reg[cnt] = htons(RD_REG_WORD(dmp_reg)); WRT_REG_WORD(®->pcr, 0x2000); qla2xxx_read_window(reg, 16, fw->risc_gp0_reg); @@ -1096,8 +1099,8 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Host interface registers. */ dmp_reg = ®->flash_addr; - for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++) - fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++) + fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg)); /* Disable interrupts. */ WRT_REG_DWORD(®->ictrl, 0); @@ -1129,8 +1132,8 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Mailbox registers. */ mbx_reg = ®->mailbox0; - for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++) - fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++)); + for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, dmp_reg++) + fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg)); /* Transfer sequence registers. */ iter_reg = fw->xseq_gp_reg; @@ -1168,20 +1171,20 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) iter_reg = fw->req0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->resp0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->req1_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); /* Transmit DMA registers. */ iter_reg = fw->xmt0_dma_reg; @@ -1359,8 +1362,10 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) RD_REG_DWORD(®->iobase_addr); WRT_REG_DWORD(®->iobase_window, 0x01); dmp_reg = ®->iobase_c4; - fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++)); - fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++)); + fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg)); + dmp_reg++; + fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg)); + dmp_reg++; fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg)); fw->pcie_regs[3] = htonl(RD_REG_DWORD(®->iobase_window)); @@ -1369,8 +1374,8 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Host interface registers. */ dmp_reg = ®->flash_addr; - for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++) - fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++) + fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg)); /* Disable interrupts. */ WRT_REG_DWORD(®->ictrl, 0); @@ -1418,8 +1423,8 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Mailbox registers. */ mbx_reg = ®->mailbox0; - for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++) - fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++)); + for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++) + fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg)); /* Transfer sequence registers. */ iter_reg = fw->xseq_gp_reg; @@ -1482,20 +1487,20 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) iter_reg = fw->req0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->resp0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->req1_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); /* Transmit DMA registers. */ iter_reg = fw->xmt0_dma_reg; @@ -1680,8 +1685,10 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) RD_REG_DWORD(®->iobase_addr); WRT_REG_DWORD(®->iobase_window, 0x01); dmp_reg = ®->iobase_c4; - fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++)); - fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++)); + fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg)); + dmp_reg++; + fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg)); + dmp_reg++; fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg)); fw->pcie_regs[3] = htonl(RD_REG_DWORD(®->iobase_window)); @@ -1690,8 +1697,8 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Host interface registers. */ dmp_reg = ®->flash_addr; - for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++) - fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++) + fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg)); /* Disable interrupts. */ WRT_REG_DWORD(®->ictrl, 0); @@ -1739,8 +1746,8 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Mailbox registers. */ mbx_reg = ®->mailbox0; - for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++) - fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++)); + for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg++) + fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg)); /* Transfer sequence registers. */ iter_reg = fw->xseq_gp_reg; @@ -1803,20 +1810,20 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) iter_reg = fw->req0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->resp0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->req1_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); /* Transmit DMA registers. */ iter_reg = fw->xmt0_dma_reg; @@ -2023,8 +2030,10 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) RD_REG_DWORD(®->iobase_addr); WRT_REG_DWORD(®->iobase_window, 0x01); dmp_reg = ®->iobase_c4; - fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++)); - fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++)); + fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg)); + dmp_reg++; + fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg)); + dmp_reg++; fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg)); fw->pcie_regs[3] = htonl(RD_REG_DWORD(®->iobase_window)); @@ -2033,8 +2042,8 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Host interface registers. */ dmp_reg = ®->flash_addr; - for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++) - fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++, dmp_reg++) + fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg)); /* Disable interrupts. */ WRT_REG_DWORD(®->ictrl, 0); @@ -2082,8 +2091,8 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) /* Mailbox registers. */ mbx_reg = ®->mailbox0; - for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++) - fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++)); + for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, dmp_reg++) + fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg)); /* Transfer sequence registers. */ iter_reg = fw->xseq_gp_reg; @@ -2178,20 +2187,20 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked) iter_reg = fw->req0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->resp0_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); iter_reg = fw->req1_dma_reg; iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg); dmp_reg = ®->iobase_q; - for (cnt = 0; cnt < 7; cnt++) - *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++)); + for (cnt = 0; cnt < 7; cnt++, dmp_reg++) + *iter_reg++ = htonl(RD_REG_DWORD(dmp_reg)); /* Transmit DMA registers. */ iter_reg = fw->xmt0_dma_reg; diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index cad7c6cb336c..c3aa1eb8c1ba 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -5125,8 +5125,8 @@ qla24xx_nvram_config(scsi_qla_host_t *vha) dptr = (uint32_t *)nv; ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base, ha->nvram_size); - for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) - chksum += le32_to_cpu(*dptr++); + for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++, dptr++) + chksum += le32_to_cpu(*dptr); ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x006a, "Contents of NVRAM\n"); @@ -5379,8 +5379,8 @@ uint8_t qla27xx_find_valid_image(struct scsi_qla_host *vha) wptr = (uint32_t *)(&pri_image_status); cnt = size; - for (chksum = 0; cnt; cnt--) - chksum += le32_to_cpu(*wptr++); + for (chksum = 0; cnt--; wptr++) + chksum += le32_to_cpu(*wptr); if (chksum) { ql_dbg(ql_dbg_init, vha, 0x018c, "Checksum validation failed for primary image (0x%x)\n", @@ -5407,8 +5407,8 @@ check_sec_image: wptr = (uint32_t *)(&sec_image_status); cnt = size; - for (chksum = 0; cnt; cnt--) - chksum += le32_to_cpu(*wptr++); + for (chksum = 0; cnt--; wptr++) + chksum += le32_to_cpu(*wptr); if (chksum) { ql_dbg(ql_dbg_init, vha, 0x018e, "Checksum validation failed for secondary image (0x%x)\n", @@ -6161,8 +6161,8 @@ qla81xx_nvram_config(scsi_qla_host_t *vha) ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2, ha->nvram_size); dptr = (uint32_t *)nv; - for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++) - chksum += le32_to_cpu(*dptr++); + for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++, dptr++) + chksum += le32_to_cpu(*dptr); ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0111, "Contents of NVRAM:\n"); diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index a6b7f1588aa4..edc48f3b8230 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -87,8 +87,8 @@ host_to_adap(uint8_t *src, uint8_t *dst, uint32_t bsize) __le32 *odest = (__le32 *) dst; uint32_t iter = bsize >> 2; - for (; iter ; iter--) - *odest++ = cpu_to_le32(*isrc++); + for ( ; iter--; isrc++) + *odest++ = cpu_to_le32(*isrc); } static inline void diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 3dd339846a55..968b84613096 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -2759,7 +2759,7 @@ qla2x00_get_link_status(scsi_qla_host_t *vha, uint16_t loop_id, int rval; mbx_cmd_t mc; mbx_cmd_t *mcp = &mc; - uint32_t *siter, *diter, dwords; + uint32_t *iter, dwords; struct qla_hw_data *ha = vha->hw; ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1084, @@ -2801,9 +2801,9 @@ qla2x00_get_link_status(scsi_qla_host_t *vha, uint16_t loop_id, "Done %s.\n", __func__); dwords = offsetof(struct link_statistics, link_up_cnt) / 4; - siter = diter = &stats->link_fail_cnt; - while (dwords--) - *diter++ = le32_to_cpu(*siter++); + iter = &stats->link_fail_cnt; + for ( ; dwords--; iter++) + le32_to_cpus(iter); } } else { /* Failed. */ @@ -2820,7 +2820,7 @@ qla24xx_get_isp_stats(scsi_qla_host_t *vha, struct link_statistics *stats, int rval; mbx_cmd_t mc; mbx_cmd_t *mcp = &mc; - uint32_t *siter, *diter, dwords; + uint32_t *iter, dwords; ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1088, "Entered %s.\n", __func__); @@ -2849,9 +2849,9 @@ qla24xx_get_isp_stats(scsi_qla_host_t *vha, struct link_statistics *stats, "Done %s.\n", __func__); /* Copy over data -- firmware data is LE. */ dwords = sizeof(struct link_statistics) / 4; - siter = diter = &stats->link_fail_cnt; - while (dwords--) - *diter++ = le32_to_cpu(*siter++); + iter = &stats->link_fail_cnt; + for ( ; dwords--; iter++) + le32_to_cpus(iter); } } else { /* Failed. */ diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index 786ead292874..5e9392316425 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -610,8 +610,8 @@ qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start) wptr = (uint16_t *)req->ring; cnt = sizeof(struct qla_flt_location) >> 1; - for (chksum = 0; cnt; cnt--) - chksum += le16_to_cpu(*wptr++); + for (chksum = 0; cnt--; wptr++) + chksum += le16_to_cpu(*wptr); if (chksum) { ql_log(ql_log_fatal, vha, 0x0045, "Inconsistent FLTL detected: checksum=0x%x.\n", chksum); @@ -702,8 +702,8 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr) } cnt = (sizeof(struct qla_flt_header) + le16_to_cpu(flt->length)) >> 1; - for (chksum = 0; cnt; cnt--) - chksum += le16_to_cpu(*wptr++); + for (chksum = 0; cnt--; wptr++) + chksum += le16_to_cpu(*wptr); if (chksum) { ql_log(ql_log_fatal, vha, 0x0048, "Inconsistent FLT detected: version=0x%x length=0x%x checksum=0x%x.\n", @@ -930,9 +930,8 @@ qla2xxx_get_fdt_info(scsi_qla_host_t *vha) fdt->sig[3] != 'D') goto no_flash_data; - for (cnt = 0, chksum = 0; cnt < sizeof(struct qla_fdt_layout) >> 1; - cnt++) - chksum += le16_to_cpu(*wptr++); + for (cnt = 0, chksum = 0; cnt < sizeof(*fdt) >> 1; cnt++, wptr++) + chksum += le16_to_cpu(*wptr); if (chksum) { ql_dbg(ql_dbg_init, vha, 0x004c, "Inconsistent FDT detected:" @@ -1027,7 +1026,8 @@ qla2xxx_get_idc_param(scsi_qla_host_t *vha) ha->fcoe_dev_init_timeout = QLA82XX_ROM_DEV_INIT_TIMEOUT; ha->fcoe_reset_timeout = QLA82XX_ROM_DRV_RESET_ACK_TIMEOUT; } else { - ha->fcoe_dev_init_timeout = le32_to_cpu(*wptr++); + ha->fcoe_dev_init_timeout = le32_to_cpu(*wptr); + wptr++; ha->fcoe_reset_timeout = le32_to_cpu(*wptr); } ql_dbg(ql_dbg_init, vha, 0x004e, @@ -1104,10 +1104,9 @@ qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha) ha->isp_ops->read_optrom(vha, (uint8_t *)data, ha->flt_region_npiv_conf << 2, NPIV_CONFIG_SIZE); - cnt = (sizeof(struct qla_npiv_header) + le16_to_cpu(hdr.entries) * - sizeof(struct qla_npiv_entry)) >> 1; - for (wptr = data, chksum = 0; cnt; cnt--) - chksum += le16_to_cpu(*wptr++); + cnt = (sizeof(hdr) + le16_to_cpu(hdr.entries) * sizeof(*entry)) >> 1; + for (wptr = data, chksum = 0; cnt--; wptr++) + chksum += le16_to_cpu(*wptr); if (chksum) { ql_dbg(ql_dbg_user, vha, 0x7092, "Inconsistent NPIV-Config " -- 2.39.5