From: Namjae Jeon namjae.jeon@samsung.com
mainline inclusion from mainline-5.15-rc1 commit 533a45da1a8900267a667648450976bc334b71a8 category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I60T7G CVE: NA
Reference: https://git.kernel.org/torvalds/linux/c/533a45da1a89
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Add default case in switch statment in alloc_shash_desc().
Reviewed-by: Dan Carpenter dan.carpenter@oracle.com Signed-off-by: Namjae Jeon namjae.jeon@samsung.com Signed-off-by: Steve French stfrench@microsoft.com Signed-off-by: Jason Yan yanaijie@huawei.com Signed-off-by: Zhong Jinghua zhongjinghua@huawei.com --- fs/cifsd/crypto_ctx.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/fs/cifsd/crypto_ctx.c b/fs/cifsd/crypto_ctx.c index 1830ae1b5ed3..dbfe36ee9be1 100644 --- a/fs/cifsd/crypto_ctx.c +++ b/fs/cifsd/crypto_ctx.c @@ -88,6 +88,8 @@ static struct shash_desc *alloc_shash_desc(int id) case CRYPTO_SHASH_MD5: tfm = crypto_alloc_shash("md5", 0, 0); break; + default: + return NULL; }
if (IS_ERR(tfm))