From: Jim Meyering <meyering@redhat.com>
Date: Thu, 4 Oct 2012 11:10:01 +0000 (+0200)
Subject: qcow2: mark this file's sole strncpy use as justified
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=00ea188125f6ee33e6beaff5da878fa9478e6a0d;p=qmiga%2Fqemu.git

qcow2: mark this file's sole strncpy use as justified

Acked-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Jim Meyering <meyering@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---

diff --git a/block/qcow2.c b/block/qcow2.c
index aa5e603cd3..c1ff31f482 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -1096,6 +1096,7 @@ int qcow2_update_header(BlockDriverState *bs)
             goto fail;
         }
 
+        /* Using strncpy is ok here, since buf is not NUL-terminated. */
         strncpy(buf, bs->backing_file, buflen);
 
         header->backing_file_offset = cpu_to_be64(buf - ((char*) header));