From: Vivek Trivedi <t.vivek@samsung.com>
Date: Sun, 20 Dec 2015 23:54:39 +0000 (+1100)
Subject: mkfs: fix unintentional integer overflow
X-Git-Tag: v4.5.0-rc1~55
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=70fe4df4382897d3d3f3342f371a0509f1c183f6;p=thirdparty%2Fxfsprogs-dev.git

mkfs: fix unintentional integer overflow

Fix unintentional integer overflow  in mkfs.
reported by coverity.

Signed-off-by: Vivek Trivedi <t.vivek@samsung.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
---

diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index 546108dda..b86d5be12 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -2022,7 +2022,7 @@ _("warning: sparse inodes not supported without CRC support, disabled.\n"));
 		 * and the underlying volume is striped, then set rtextblocks
 		 * to the stripe width.
 		 */
-		int		rswidth;
+		__uint64_t	rswidth;
 		__uint64_t	rtextbytes;
 
 		if (!norsflag && !xi.risfile && !(!rtsize && xi.disfile))