From 5a8c8b8bf6e846b8d2d7e710f814d24d9a0183c3 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Sun, 26 Sep 2010 17:59:50 +0100
Subject: [PATCH 1/1] pwrite: Check offset is not negative.

---
 daemon/file.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/daemon/file.c b/daemon/file.c
index 476f445..0849456 100644
--- a/daemon/file.c
+++ b/daemon/file.c
@@ -469,6 +469,11 @@ do_pwrite (const char *path, const char *content, size_t size, int64_t offset)
   int fd;
   ssize_t r;
 
+  if (offset < 0) {
+    reply_with_error ("offset is negative");
+    return -1;
+  }
+
   CHROOT_IN;
   fd = open (path, O_WRONLY);
   CHROOT_OUT;
-- 
1.8.3.1