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Subject[PATCH] lib: Use kzalloc() instead of kmalloc() with flag GFP_ZERO.
Date
From: Huang Zijiang <huang.zijiang@zte.com.cn>

Use kzalloc instead of manually setting kmalloc
with flag GFP_ZERO since kzalloc sets allocated memory
to zero.

Signed-off-by: Huang Zijiang <huang.zijiang@zte.com.cn>
Signed-off-by: Yi Wang <wang.yi59@zte.com.cn>
---
lib/test_kasan.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/test_kasan.c b/lib/test_kasan.c
index 05686c8..ff5d21e 100644
--- a/lib/test_kasan.c
+++ b/lib/test_kasan.c
@@ -598,7 +598,7 @@ static noinline void __init kasan_memchr(void)
size_t size = 24;

pr_info("out-of-bounds in memchr\n");
- ptr = kmalloc(size, GFP_KERNEL | __GFP_ZERO);
+ptr = kzalloc(size, GFP_KERNEL);
if (!ptr)
return;

@@ -613,7 +613,7 @@ static noinline void __init kasan_memcmp(void)
int arr[9];

pr_info("out-of-bounds in memcmp\n");
- ptr = kmalloc(size, GFP_KERNEL | __GFP_ZERO);
+ptr = kzalloc(size, GFP_KERNEL);
if (!ptr)
return;

@@ -628,7 +628,7 @@ static noinline void __init kasan_strings(void)
size_t size = 24;

pr_info("use-after-free in strchr\n");
- ptr = kmalloc(size, GFP_KERNEL | __GFP_ZERO);
+ptr = kzalloc(size, GFP_KERNEL);
if (!ptr)
return;

--
1.9.1
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