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Subject[PATCH] integrity: add error handling for kmem_cache_create
Date
When kmem_cache_create fails, the lack of error-handling code may
cause unexpected results.

This patch adds error-handling code after calling kmem_cache_create.

Signed-off-by: Zhouyang Jia <jiazhouyang09@gmail.com>
---
security/integrity/iint.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/security/integrity/iint.c b/security/integrity/iint.c
index 149faa8..c074fd8 100644
--- a/security/integrity/iint.c
+++ b/security/integrity/iint.c
@@ -172,6 +172,9 @@ static int __init integrity_iintcache_init(void)
iint_cache =
kmem_cache_create("iint_cache", sizeof(struct integrity_iint_cache),
0, SLAB_PANIC, init_once);
+ if (!iint_cache)
+ return -ENOMEM;
+
return 0;
}
security_initcall(integrity_iintcache_init);
--
2.7.4
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