From: Matthew Daley <mattd@bugfuzz.com>
Date: Thu, 28 Nov 2013 10:17:11 +0000 (+1300)
Subject: memshr: fix off-by-one in filename size check
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~5840
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22Dat/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22Dat?a=commitdiff_plain;h=29f3dc1e0715bc9237761ce4a39aed3610a86a85;p=xen.git

memshr: fix off-by-one in filename size check

Signed-off-by: Matthew Daley <mattd@bugfuzz.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
---

diff --git a/tools/memshr/shm.c b/tools/memshr/shm.c
index c925cf26ac..30975dcbf6 100644
--- a/tools/memshr/shm.c
+++ b/tools/memshr/shm.c
@@ -217,9 +217,9 @@ uint16_t shm_vbd_image_get(const char* file, vbd_image_info_t *vbd_imgs)
         DPRINTF("No space in vbds table.\n");
         return 0;
     }
-    if(strlen(file) > MAX_NAME_LEN)
+    if(strlen(file) > MAX_NAME_LEN - 1)
     {
-        DPRINTF("Filename: %s too long (>%d).\n", file, MAX_NAME_LEN);
+        DPRINTF("Filename: %s too long (>%d).\n", file, MAX_NAME_LEN - 1);
         return 0; 
     }
     /* Init the entry */