[04/12] cifs: initialize rsp_iov in SMB2_query_info

Message ID 20171011015927.7669-5-lsahlber@redhat.com
State New
Headers show
Series
  • cifs: various fixes for NULL pointers
Related show

Commit Message

Ronnie Sahlberg Oct. 11, 2017, 1:59 a.m.
Or else we might call free_rsp_buf() on an uninitialized pointer if
SendReceive2() failed

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
---
 fs/cifs/smb2pdu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index acadbdbfc8cb..97dc913b8dd7 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -2170,9 +2170,9 @@  query_info(const unsigned int xid, struct cifs_tcon *tcon,
 		u32 *dlen)
 {
 	struct smb2_query_info_req *req;
-	struct smb2_query_info_rsp *rsp = NULL;
+	struct smb2_query_info_rsp *rsp;
 	struct kvec iov[2];
-	struct kvec rsp_iov;
+	struct kvec rsp_iov = { NULL, 0 };
 	int rc = 0;
 	int resp_buftype;
 	struct cifs_ses *ses = tcon->ses;