| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.14 214/252] cifs: fix wrong release in sess_alloc_buffer() failed path | Date | Thu, 9 Sep 2021 07:40:28 -0400 |
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From: Ding Hui <dinghui@sangfor.com.cn>
[ Upstream commit d72c74197b70bc3c95152f351a568007bffa3e11 ]
smb_buf is allocated by small_smb_init_no_tc(), and buf type is CIFS_SMALL_BUFFER, so we should use cifs_small_buf_release() to release it in failed path.
Signed-off-by: Ding Hui <dinghui@sangfor.com.cn> Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz> Signed-off-by: Steve French <stfrench@microsoft.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- fs/cifs/sess.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index c5785fd3f52e..606fd7d6cb71 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -877,7 +877,7 @@ sess_alloc_buffer(struct sess_data *sess_data, int wct) return 0; out_free_smb_buf: - kfree(smb_buf); + cifs_small_buf_release(smb_buf); sess_data->iov[0].iov_base = NULL; sess_data->iov[0].iov_len = 0; sess_data->buf0_type = CIFS_NO_BUFFER; -- 2.30.2
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