[CIFS] Fix oops in reset_cifs_unix_caps on reconnect

Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 1f4bc7181701..cf40e245fcf4 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1670,7 +1670,7 @@ void reset_cifs_unix_caps(int xid, struct cifsTconInfo * tcon,
                 /* We might be setting the path sep back to a different
                 form if we are reconnecting and the server switched its
                 posix path capability for this share */ 
-                if(CIFS_SB(sb)->prepathlen > 0)
+                if(sb && (CIFS_SB(sb)->prepathlen > 0))
                         CIFS_SB(sb)->prepath[0] = CIFS_DIR_SEP(CIFS_SB(sb));
         
                 cFYI(1,("Negotiate caps 0x%x",(int)cap));