cifs_find_smb_ses assumes that the vol->password field is a valid
pointer, but that's only the case if a password was passed in via
the options string. It's possible that one won't be if there is
no mount helper on the box.
Reported-by: diabel <gacek-2...@wp.pl>
Signed-off-by: Jeff Layton <jlay...@redhat.com>
---
fs/cifs/connect.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 95c2ea6..446e248 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1673,7 +1673,8 @@ cifs_find_smb_ses(struct TCP_Server_Info *server, struct
smb_vol *vol)
MAX_USERNAME_SIZE))
continue;
if (strlen(vol->username) != 0 &&
- strncmp(ses->password, vol->password,
+ strncmp(ses->password,
+ vol->password ? vol->password : "",
MAX_PASSWORD_SIZE))
continue;
}
--
1.7.2.1
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