microblaze: mb: remove use of seq_printf return value

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03da ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Michal Simek <monstr@monstr.eu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/arch/microblaze/kernel/cpu/mb.c b/arch/microblaze/kernel/cpu/mb.c
index 7b5dca7ed39db70779c216afcaf2196e45412217..01ae0775e4024afb32a683ec0f7120f0862c4e36 100644 (file)
--- a/arch/microblaze/kernel/cpu/mb.c
+++ b/arch/microblaze/kernel/cpu/mb.c
@@ -27,7 +27,6 @@
 
 static int show_cpuinfo(struct seq_file *m, void *v)
 {
-       int count = 0;
        char *fpga_family = "Unknown";
        char *cpu_ver = "Unknown";
        int i;
@@ -48,91 +47,89 @@ static int show_cpuinfo(struct seq_file *m, void *v)
                }
        }
 
-       count = seq_printf(m,
-                       "CPU-Family:    MicroBlaze\n"
-                       "FPGA-Arch:     %s\n"
-                       "CPU-Ver:       %s, %s endian\n"
-                       "CPU-MHz:       %d.%02d\n"
-                       "BogoMips:      %lu.%02lu\n",
-                       fpga_family,
-                       cpu_ver,
-                       cpuinfo.endian ? "little" : "big",
-                       cpuinfo.cpu_clock_freq /
-                       1000000,
-                       cpuinfo.cpu_clock_freq %
-                       1000000,
-                       loops_per_jiffy / (500000 / HZ),
-                       (loops_per_jiffy / (5000 / HZ)) % 100);
-
-       count += seq_printf(m,
-               "HW:\n Shift:\t\t%s\n"
-               " MSR:\t\t%s\n"
-               " PCMP:\t\t%s\n"
-               " DIV:\t\t%s\n",
-               (cpuinfo.use_instr & PVR0_USE_BARREL_MASK) ? "yes" : "no",
-               (cpuinfo.use_instr & PVR2_USE_MSR_INSTR) ? "yes" : "no",
-               (cpuinfo.use_instr & PVR2_USE_PCMP_INSTR) ? "yes" : "no",
-               (cpuinfo.use_instr & PVR0_USE_DIV_MASK) ? "yes" : "no");
-
-       count += seq_printf(m,
-                       " MMU:\t\t%x\n",
-                       cpuinfo.mmu);
-
-       count += seq_printf(m,
-               " MUL:\t\t%s\n"
-               " FPU:\t\t%s\n",
-               (cpuinfo.use_mult & PVR2_USE_MUL64_MASK) ? "v2" :
-                       (cpuinfo.use_mult & PVR0_USE_HW_MUL_MASK) ? "v1" : "no",
-               (cpuinfo.use_fpu & PVR2_USE_FPU2_MASK) ? "v2" :
-                       (cpuinfo.use_fpu & PVR0_USE_FPU_MASK) ? "v1" : "no");
-
-       count += seq_printf(m,
-               " Exc:\t\t%s%s%s%s%s%s%s%s\n",
-               (cpuinfo.use_exc & PVR2_OPCODE_0x0_ILL_MASK) ? "op0x0 " : "",
-               (cpuinfo.use_exc & PVR2_UNALIGNED_EXC_MASK) ? "unal " : "",
-               (cpuinfo.use_exc & PVR2_ILL_OPCODE_EXC_MASK) ? "ill " : "",
-               (cpuinfo.use_exc & PVR2_IOPB_BUS_EXC_MASK) ? "iopb " : "",
-               (cpuinfo.use_exc & PVR2_DOPB_BUS_EXC_MASK) ? "dopb " : "",
-               (cpuinfo.use_exc & PVR2_DIV_ZERO_EXC_MASK) ? "zero " : "",
-               (cpuinfo.use_exc & PVR2_FPU_EXC_MASK) ? "fpu " : "",
-               (cpuinfo.use_exc & PVR2_USE_FSL_EXC) ? "fsl " : "");
-
-       count += seq_printf(m,
-                       "Stream-insns:\t%sprivileged\n",
-                       cpuinfo.mmu_privins ? "un" : "");
+       seq_printf(m,
+                  "CPU-Family: MicroBlaze\n"
+                  "FPGA-Arch:  %s\n"
+                  "CPU-Ver:    %s, %s endian\n"
+                  "CPU-MHz:    %d.%02d\n"
+                  "BogoMips:   %lu.%02lu\n",
+                  fpga_family,
+                  cpu_ver,
+                  cpuinfo.endian ? "little" : "big",
+                  cpuinfo.cpu_clock_freq / 1000000,
+                  cpuinfo.cpu_clock_freq % 1000000,
+                  loops_per_jiffy / (500000 / HZ),
+                  (loops_per_jiffy / (5000 / HZ)) % 100);
+
+       seq_printf(m,
+                  "HW:\n Shift:\t\t%s\n"
+                  " MSR:\t\t%s\n"
+                  " PCMP:\t\t%s\n"
+                  " DIV:\t\t%s\n",
+                  (cpuinfo.use_instr & PVR0_USE_BARREL_MASK) ? "yes" : "no",
+                  (cpuinfo.use_instr & PVR2_USE_MSR_INSTR) ? "yes" : "no",
+                  (cpuinfo.use_instr & PVR2_USE_PCMP_INSTR) ? "yes" : "no",
+                  (cpuinfo.use_instr & PVR0_USE_DIV_MASK) ? "yes" : "no");
+
+       seq_printf(m, " MMU:\t\t%x\n", cpuinfo.mmu);
+
+       seq_printf(m,
+                  " MUL:\t\t%s\n"
+                  " FPU:\t\t%s\n",
+                  (cpuinfo.use_mult & PVR2_USE_MUL64_MASK) ? "v2" :
+                  (cpuinfo.use_mult & PVR0_USE_HW_MUL_MASK) ? "v1" : "no",
+                  (cpuinfo.use_fpu & PVR2_USE_FPU2_MASK) ? "v2" :
+                  (cpuinfo.use_fpu & PVR0_USE_FPU_MASK) ? "v1" : "no");
+
+       seq_printf(m,
+                  " Exc:\t\t%s%s%s%s%s%s%s%s\n",
+                  (cpuinfo.use_exc & PVR2_OPCODE_0x0_ILL_MASK) ? "op0x0 " : "",
+                  (cpuinfo.use_exc & PVR2_UNALIGNED_EXC_MASK) ? "unal " : "",
+                  (cpuinfo.use_exc & PVR2_ILL_OPCODE_EXC_MASK) ? "ill " : "",
+                  (cpuinfo.use_exc & PVR2_IOPB_BUS_EXC_MASK) ? "iopb " : "",
+                  (cpuinfo.use_exc & PVR2_DOPB_BUS_EXC_MASK) ? "dopb " : "",
+                  (cpuinfo.use_exc & PVR2_DIV_ZERO_EXC_MASK) ? "zero " : "",
+                  (cpuinfo.use_exc & PVR2_FPU_EXC_MASK) ? "fpu " : "",
+                  (cpuinfo.use_exc & PVR2_USE_FSL_EXC) ? "fsl " : "");
+
+       seq_printf(m,
+                  "Stream-insns:\t%sprivileged\n",
+                  cpuinfo.mmu_privins ? "un" : "");
 
        if (cpuinfo.use_icache)
-               count += seq_printf(m,
-                               "Icache:\t\t%ukB\tline length:\t%dB\n",
-                               cpuinfo.icache_size >> 10,
-                               cpuinfo.icache_line_length);
+               seq_printf(m,
+                          "Icache:\t\t%ukB\tline length:\t%dB\n",
+                          cpuinfo.icache_size >> 10,
+                          cpuinfo.icache_line_length);
        else
-               count += seq_printf(m, "Icache:\t\tno\n");
+       x       seq_puts(m, "Icache:\t\tno\n");
 
        if (cpuinfo.use_dcache) {
-               count += seq_printf(m,
-                               "Dcache:\t\t%ukB\tline length:\t%dB\n",
-                               cpuinfo.dcache_size >> 10,
-                               cpuinfo.dcache_line_length);
-               seq_printf(m, "Dcache-Policy:\t");
+               seq_printf(m,
+                          "Dcache:\t\t%ukB\tline length:\t%dB\n",
+                          cpuinfo.dcache_size >> 10,
+                          cpuinfo.dcache_line_length);
+               seq_puts(m, "Dcache-Policy:\t");
                if (cpuinfo.dcache_wb)
-                       count += seq_printf(m, "write-back\n");
+                       seq_puts(m, "write-back\n");
                else
-                       count += seq_printf(m, "write-through\n");
-       } else
-               count += seq_printf(m, "Dcache:\t\tno\n");
+                       seq_puts(m, "write-through\n");
+       } else {
+               seq_puts(m, "Dcache:\t\tno\n");
+       }
+
+       seq_printf(m,
+                  "HW-Debug:\t%s\n",
+                  cpuinfo.hw_debug ? "yes" : "no");
 
-       count += seq_printf(m,
-                       "HW-Debug:\t%s\n",
-                       cpuinfo.hw_debug ? "yes" : "no");
+       seq_printf(m,
+                  "PVR-USR1:\t%02x\n"
+                  "PVR-USR2:\t%08x\n",
+                  cpuinfo.pvr_user1,
+                  cpuinfo.pvr_user2);
 
-       count += seq_printf(m,
-                       "PVR-USR1:\t%02x\n"
-                       "PVR-USR2:\t%08x\n",
-                       cpuinfo.pvr_user1,
-                       cpuinfo.pvr_user2);
+       seq_printf(m, "Page size:\t%lu\n", PAGE_SIZE);
 
-       count += seq_printf(m, "Page size:\t%lu\n", PAGE_SIZE);
        return 0;
 }