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authorMichal Simek <michal.simek@xilinx.com>2014-12-18 15:38:00 +0100
committerMichal Simek <michal.simek@xilinx.com>2015-01-08 08:37:16 +0100
commit2558cd8cab793e9c8c3b17bdf06552bfb98d49e5 (patch)
tree26271280bd026e85811fbb749433d058f77aaf4c /arch/microblaze
parentbdb96e3cad21f5973c95f0e6687db4a57eff7c53 (diff)
downloadblackbird-op-linux-2558cd8cab793e9c8c3b17bdf06552bfb98d49e5.tar.gz
blackbird-op-linux-2558cd8cab793e9c8c3b17bdf06552bfb98d49e5.zip
microblaze: Use unsigned type for limit comparison in cache.c
The patch removes warnings: arch/microblaze/kernel/cpu/cache.c:146:14: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits] Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/microblaze')
-rw-r--r--arch/microblaze/kernel/cpu/cache.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/microblaze/kernel/cpu/cache.c b/arch/microblaze/kernel/cpu/cache.c
index a6e44410672d..0bde47e4fa69 100644
--- a/arch/microblaze/kernel/cpu/cache.c
+++ b/arch/microblaze/kernel/cpu/cache.c
@@ -140,10 +140,10 @@ do { \
/* It is used only first parameter for OP - for wic, wdc */
#define CACHE_RANGE_LOOP_1(start, end, line_length, op) \
do { \
- int volatile temp = 0; \
- int align = ~(line_length - 1); \
+ unsigned int volatile temp = 0; \
+ unsigned int align = ~(line_length - 1); \
end = ((end & align) == end) ? end - line_length : end & align; \
- WARN_ON(end - start < 0); \
+ WARN_ON(end < start); \
\
__asm__ __volatile__ (" 1: " #op " %1, r0;" \
"cmpu %0, %1, %2;" \
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