diff --git a/src/global.c b/src/global.c
index 0617728a..7465e0e7 100644
--- a/src/global.c
+++ b/src/global.c
@@ -1220,8 +1220,10 @@ void thanks_for_all_the_fish(void)
 
 	    syntaxes->extensions = bob->next;
 	    free(bob->ext_regex);
-	    regfree(bob->ext);
-	    free(bob->ext);
+	    if (bob->ext != NULL) {
+		regfree(bob->ext);
+		free(bob->ext);
+	    }
 	    free(bob);
 	}
 	while (syntaxes->color != NULL) {
diff --git a/src/winio.c b/src/winio.c
index f1f91c7e..8b19ffb9 100644
--- a/src/winio.c
+++ b/src/winio.c
@@ -3907,7 +3907,7 @@ void do_cursorpos(bool constant)
 
     /* Check whether totsize is correct.  If it isn't, there is a bug
      * somewhere. */
-    assert(openfile->current != openfile->filebot || i == totsize);
+    assert(openfile->current != openfile->filebot || i == openfile->totsize);
 
     if (constant && disable_cursorpos) {
 	disable_cursorpos = FALSE;