[07/12] cifs: initialize rsp_iov in SMB2_write

Message ID 20171011015927.7669-8-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 96a6ed9c86d4..21ffeb5f5e4b 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -2862,9 +2862,9 @@  SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
 {
 	int rc = 0;
 	struct smb2_write_req *req = NULL;
-	struct smb2_write_rsp *rsp = NULL;
+	struct smb2_write_rsp *rsp;
 	int resp_buftype;
-	struct kvec rsp_iov;
+	struct kvec rsp_iov = { NULL, 0 };
 	int flags = 0;
 
 	*nbytes = 0;