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authorColin Ian King <colin.king@canonical.com>2018-02-07 02:36:48 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-02-07 05:32:43 +0300
commit48c232395431c23d35cf3b4c5a090bd793316578 (patch)
tree439635b969431aefbf322eecf5368c1a3a152af3
parent917538e212a2c080af95ccb4376c5387fac08176 (diff)
downloadlinux-48c232395431c23d35cf3b4c5a090bd793316578.tar.xz
kasan: remove redundant initialization of variable 'real_size'
Variable real_size is initialized with a value that is never read, it is re-assigned a new value later on, hence the initialization is redundant and can be removed. Cleans up clang warning: lib/test_kasan.c:422:21: warning: Value stored to 'real_size' during its initialization is never read Link: http://lkml.kernel.org/r/20180206144950.32457-1-colin.king@canonical.com Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Alexander Potapenko <glider@google.com> Cc: Dmitry Vyukov <dvyukov@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--lib/test_kasan.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/test_kasan.c b/lib/test_kasan.c
index a808d81b409d..98854a64b014 100644
--- a/lib/test_kasan.c
+++ b/lib/test_kasan.c
@@ -419,7 +419,7 @@ static noinline void __init kasan_stack_oob(void)
static noinline void __init ksize_unpoisons_memory(void)
{
char *ptr;
- size_t size = 123, real_size = size;
+ size_t size = 123, real_size;
pr_info("ksize() unpoisons the whole allocated chunk\n");
ptr = kmalloc(size, GFP_KERNEL);