X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=lib%2Ffilenames.c;h=63e737dd4edc2c93d254249f0d5dd807b44b008a;hb=11fda0bf2fd74b227d15a2bb6b36a8ce6403c8e9;hp=f1ea243012095d19eccf334e54e02ade3b59c089;hpb=f3c1eebfaf8526129ae6946cbcd44a3c602563d6;p=notmuch

diff --git a/lib/filenames.c b/lib/filenames.c
index f1ea2430..63e737dd 100644
--- a/lib/filenames.c
+++ b/lib/filenames.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see http://www.gnu.org/licenses/ .
+ * along with this program.  If not, see https://www.gnu.org/licenses/ .
  *
  * Author: Carl Worth <cworth@cworth.org>
  */
@@ -54,7 +54,7 @@ notmuch_filenames_valid (notmuch_filenames_t *filenames)
 const char *
 notmuch_filenames_get (notmuch_filenames_t *filenames)
 {
-    if (filenames->iterator == NULL)
+    if ((filenames == NULL) || (filenames->iterator == NULL))
 	return NULL;
 
     return filenames->iterator->string;
@@ -63,7 +63,7 @@ notmuch_filenames_get (notmuch_filenames_t *filenames)
 void
 notmuch_filenames_move_to_next (notmuch_filenames_t *filenames)
 {
-    if (filenames->iterator == NULL)
+    if ((filenames == NULL) || (filenames->iterator == NULL))
 	return;
 
     filenames->iterator = filenames->iterator->next;