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authorJeff Layton <jlayton@redhat.com>2013-04-03 15:55:03 (GMT)
committerSteve French <smfrench@gmail.com>2013-05-05 03:18:01 (GMT)
commit0124cc45113f93b52c76589dc596a026917859bb (patch)
tree543f7b35f2392e3fe24e96c940c840ef6c454304 /fs/cifs/cifssmb.c
parentad313cb86dfba27f8f2306da304974ef17c91c56 (diff)
downloadlinux-0124cc45113f93b52c76589dc596a026917859bb.tar.xz
cifs: store the real expected sequence number in the mid
Currently, the signing routines take a pointer to a place to store the expected sequence number for the mid response. It then stores a value that's one below what that sequence number should be, and then adds one to it when verifying the signature on the response. Increment the sequence number before storing the value in the mid, and eliminate the "+1" when checking the signature. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/cifssmb.c')
-rw-r--r--fs/cifs/cifssmb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 728b317..a58dc77 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1545,7 +1545,7 @@ cifs_readv_callback(struct mid_q_entry *mid)
int rc = 0;
rc = cifs_verify_signature(&rqst, server,
- mid->sequence_number + 1);
+ mid->sequence_number);
if (rc)
cifs_dbg(VFS, "SMB signature verification returned error = %d\n",
rc);