From fe5edad1fcd60d94bc45ca49f94636eeecae210d Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicm@openbsd.org>
Date: Thu, 2 Jul 2009 16:15:43 +0000
Subject: Fix two copy/paste bugs: forbid zero-length buffers to prevent a
 fatal error when trying to paste them, found by me, and miscalculation of the
 start/end causing random fatal errors when copying in copy-mode, reported by
 sthen.

ok sthen "put it in" deraadt
---
 cmd-paste-buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'cmd-paste-buffer.c')

diff --git a/cmd-paste-buffer.c b/cmd-paste-buffer.c
index 35472d3d..3f4cfe2e 100644
--- a/cmd-paste-buffer.c
+++ b/cmd-paste-buffer.c
@@ -63,7 +63,7 @@ cmd_paste_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
 		}
 	}
 
-	if (pb != NULL)
+	if (pb != NULL && *pb->data != '\0')
 		buffer_write(w->active->out, pb->data, strlen(pb->data));
 
 	/* Delete the buffer if -d. */
-- 
cgit