[PATCH] x86/cacheinfo: Remove set but unused variable 'trace'

From: Jiapeng Chong
Date: Wed Nov 23 2022 - 01:01:25 EST


Variable 'trace' is not effectively used in the function, so delete it.

arch/x86/kernel/cpu/cacheinfo.c:737:15: warning: variable 'trace' set but not used.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3243
Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
arch/x86/kernel/cpu/cacheinfo.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/cacheinfo.c b/arch/x86/kernel/cpu/cacheinfo.c
index f4e5aa27eec6..c6c0052def8e 100644
--- a/arch/x86/kernel/cpu/cacheinfo.c
+++ b/arch/x86/kernel/cpu/cacheinfo.c
@@ -734,7 +734,7 @@ void init_hygon_cacheinfo(struct cpuinfo_x86 *c)
void init_intel_cacheinfo(struct cpuinfo_x86 *c)
{
/* Cache sizes */
- unsigned int trace = 0, l1i = 0, l1d = 0, l2 = 0, l3 = 0;
+ unsigned int l1i = 0, l1d = 0, l2 = 0, l3 = 0;
unsigned int new_l1d = 0, new_l1i = 0; /* Cache sizes from cpuid(4) */
unsigned int new_l2 = 0, new_l3 = 0, i; /* Cache sizes from cpuid(4) */
unsigned int l2_id = 0, l3_id = 0, num_threads_sharing, index_msb;
@@ -836,7 +836,6 @@ void init_intel_cacheinfo(struct cpuinfo_x86 *c)
l3 += cache_table[k].size;
break;
case LVL_TRACE:
- trace += cache_table[k].size;
break;
}

--
2.20.1.7.g153144c