list delete: return if next element is null (fixes #20)

Signed-off-by: Alexander Dahl <post@lespocky.de>
rafaelsteil · May 9, 2016 · a4f2e93 · a4f2e93
1 parent fe207a5
commit a4f2e93
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/list.c b/src/list.c
@@ -96,6 +96,8 @@ int slist_delete(char *name, formvars **start, formvars **last)
 		// the value of start variable, then it works correctly
 		prior = *start;
 
+		if ( !(*start)->next ) return 0;
+
 		// Critical section:
 		// the next item is the one to be deleted???
 		if (!strcasecmp((*start)->next->name, name)) {