Fix null pointer dereference in formUpdateBuffer

Bug-Debian: https://github.com/tats/w3m/issues/28
2016-10-08 06:39:47 +09:00
parent c92724e842
commit ec9eb22e00
1 changed files with 2 additions and 0 deletions
--- a/form.c
+++ b/form.c
@@ -459,6 +459,8 @@ formUpdateBuffer(Anchor *a, Buffer *buf, FormItemList *form)
 	}
 	else
 #endif				/* MENU_SELECT */
+	    if (!form->value)
+		break;
 	    p = form->value->ptr;
 	l = buf->currentLine;
 	if (!l)