CIFS: fix encryption in SMB3.1.1

aaptel · Steve French · commit 83210ba6f816 · 2018-06-06T16:50:31.000-05:00
The smb2 hdr is now in iov 1

Signed-off-by: Aurelien Aptel &lt;aaptel@suse.com&gt;
Reviewed-by: Paulo Alcantara &lt;palcantara@suse.de&gt;
Acked-by: Ronnie Sahlberg &lt;lsahlber@redhat.com&gt;
Signed-off-by: Steve French &lt;stfrench@microsoft.com&gt;
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
@@ -2230,7 +2230,7 @@ static int
 crypt_message(struct TCP_Server_Info *server, struct smb_rqst *rqst, int enc)
 {
 	struct smb2_transform_hdr *tr_hdr =
-			(struct smb2_transform_hdr *)rqst->rq_iov[0].iov_base;
+			(struct smb2_transform_hdr *)rqst->rq_iov[1].iov_base;
 	unsigned int assoc_data_len = sizeof(struct smb2_transform_hdr) - 20;
 	int rc = 0;
 	struct scatterlist *sg;

Original file line number	Diff line number	Diff line change
`@@ -2230,7 +2230,7 @@ static int`
`2230`	`2230`	`crypt_message(struct TCP_Server_Info server, struct smb_rqst rqst, int enc)`
`2231`	`2231`	`{`
`2232`	`2232`	`struct smb2_transform_hdr *tr_hdr =`
`2233`		`- (struct smb2_transform_hdr *)rqst->rq_iov[0].iov_base;`
	`2233`	`+ (struct smb2_transform_hdr *)rqst->rq_iov[1].iov_base;`
`2234`	`2234`	`unsigned int assoc_data_len = sizeof(struct smb2_transform_hdr) - 20;`
`2235`	`2235`	`int rc = 0;`
`2236`	`2236`	`struct scatterlist *sg;`