5.15-stable review patch. If anyone has any objections, please let me know.
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From: Yang Yingliang yangyingliang@huawei.com
[ Upstream commit 084ba46fc41c21ba827fd92e61f78def7a6e52ea ]
Use kmemdup_nul() helper instead of open-coding to simplify the code.
Acked-by: Namjae Jeon linkinjeon@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com Signed-off-by: Steve French stfrench@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/ksmbd/asn1.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
--- a/fs/ksmbd/asn1.c +++ b/fs/ksmbd/asn1.c @@ -214,12 +214,10 @@ static int ksmbd_neg_token_alloc(void *c { struct ksmbd_conn *conn = context;
- conn->mechToken = kmalloc(vlen + 1, GFP_KERNEL); + conn->mechToken = kmemdup_nul(value, vlen, GFP_KERNEL); if (!conn->mechToken) return -ENOMEM;
- memcpy(conn->mechToken, value, vlen); - conn->mechToken[vlen] = '\0'; return 0; }