Fixed potential NULL pointer issue

If create_temp_file() returns NULL, this strlen() check would cause
a SEGV.

Signed-off-by: David Sommerseth <dazo@users.sourceforge.net>
Acked-by: Gert Doering <gert@greenie.muc.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/ssl.c b/ssl.c
index 94f98b1..1ed5ace 100644
--- a/ssl.c
+++ b/ssl.c
@@ -3265,7 +3265,7 @@ verify_user_pass_script (struct tls_session *session, const struct user_pass *up
     }
 
  done:
-  if (strlen (tmp_file) > 0)
+  if (tmp_file && strlen (tmp_file) > 0)
     delete_file (tmp_file);
 
   argv_reset (&argv);