X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=sound%2Foss%2Fswarm_cs4297a.c;h=a8057f25955319d089badd9515553b62497f82a1;hb=8755e568250ecd3149ecd3495d8070f3a5384f73;hp=9f7e5f59ac82b3560d1717b8840aa0e2d840b789;hpb=463020ce428e2f00d4f33a383d6f39c7453a6854;p=karo-tx-linux.git

diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c
index 9f7e5f59ac82..a8057f259553 100644
--- a/sound/oss/swarm_cs4297a.c
+++ b/sound/oss/swarm_cs4297a.c
@@ -75,7 +75,6 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/poll.h>
-#include <linux/smp_lock.h>
 #include <linux/mutex.h>
 #include <linux/kernel.h>
 
@@ -616,25 +615,23 @@ static int init_serdma(serdma_t *dma)
 
         /* Descriptors */
         dma->ringsz = DMA_DESCR;
-        dma->descrtab = kmalloc(dma->ringsz * sizeof(serdma_descr_t), GFP_KERNEL);
+        dma->descrtab = kzalloc(dma->ringsz * sizeof(serdma_descr_t), GFP_KERNEL);
         if (!dma->descrtab) {
-                printk(KERN_ERR "cs4297a: kmalloc descrtab failed\n");
+                printk(KERN_ERR "cs4297a: kzalloc descrtab failed\n");
                 return -1;
         }
-        memset(dma->descrtab, 0, dma->ringsz * sizeof(serdma_descr_t));
         dma->descrtab_end = dma->descrtab + dma->ringsz;
 	/* XXX bloddy mess, use proper DMA API here ...  */
 	dma->descrtab_phys = CPHYSADDR((long)dma->descrtab);
         dma->descr_add = dma->descr_rem = dma->descrtab;
 
         /* Frame buffer area */
-        dma->dma_buf = kmalloc(DMA_BUF_SIZE, GFP_KERNEL);
+        dma->dma_buf = kzalloc(DMA_BUF_SIZE, GFP_KERNEL);
         if (!dma->dma_buf) {
-                printk(KERN_ERR "cs4297a: kmalloc dma_buf failed\n");
+                printk(KERN_ERR "cs4297a: kzalloc dma_buf failed\n");
                 kfree(dma->descrtab);
                 return -1;
         }
-        memset(dma->dma_buf, 0, DMA_BUF_SIZE);
         dma->dma_buf_phys = CPHYSADDR((long)dma->dma_buf);
 
         /* Samples buffer area */
@@ -2619,12 +2616,11 @@ static int __init cs4297a_init(void)
         udelay(100);
 #endif
 
-	if (!(s = kmalloc(sizeof(struct cs4297a_state), GFP_KERNEL))) {
+	if (!(s = kzalloc(sizeof(struct cs4297a_state), GFP_KERNEL))) {
 		CS_DBGOUT(CS_ERROR, 1, printk(KERN_ERR
 		      "cs4297a: probe() no memory for state struct.\n"));
 		return -1;
 	}
-	memset(s, 0, sizeof(struct cs4297a_state));
         s->magic = CS4297a_MAGIC;
 	init_waitqueue_head(&s->dma_adc.wait);
 	init_waitqueue_head(&s->dma_dac.wait);