cifs: missing null pointer check in cifs_mount

We weren't checking if tcon is null before setting dfs path,
although we check for null tcon in an earlier assignment statement.

Addresses-Coverity: 1476411 ("Dereference after null check")
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Steve French 2021-06-23 19:32:24 -05:00
commit 162004a2f7