diff options
| author | Shirish Pargaonkar <shirishpargaonkar@gmail.com> | 2012-02-02 15:28:28 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-02-13 11:06:09 -0800 |
| commit | 7a415a8da853b0724413680a769d89affc8b5be5 (patch) | |
| tree | 2c4ff5823a4af39705ee6552e3439400df92376c | |
| parent | 1a11d5d7fb7988a92e798dfbed7cdd350c0701cc (diff) | |
cifs: Fix oops in session setup code for null user mounts
commit de47a4176c532ef5961b8a46a2d541a3517412d3 upstream.
For null user mounts, do not invoke string length function
during session setup.
Reported-and-Tested-by: Chris Clayton <chris2553@googlemail.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | fs/cifs/sess.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index d3e619692ee0..0cfae19129bd 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -244,16 +244,15 @@ static void ascii_ssetup_strings(char **pbcc_area, struct cifs_ses *ses, /* copy user */ /* BB what about null user mounts - check that we do this BB */ /* copy user */ - if (ses->user_name != NULL) + if (ses->user_name != NULL) { strncpy(bcc_ptr, ses->user_name, MAX_USERNAME_SIZE); + bcc_ptr += strnlen(ses->user_name, MAX_USERNAME_SIZE); + } /* else null user mount */ - - bcc_ptr += strnlen(ses->user_name, MAX_USERNAME_SIZE); *bcc_ptr = 0; bcc_ptr++; /* account for null termination */ /* copy domain */ - if (ses->domainName != NULL) { strncpy(bcc_ptr, ses->domainName, 256); bcc_ptr += strnlen(ses->domainName, 256); |