From: Eric Sandeen <sandeen@sgi.com>
Date: Thu, 28 Jul 2005 02:04:19 +0000 (+0000)
Subject: avoid 32-bit overflow when calculating secondary superblock offsets
X-Git-Tag: v2.7.0~11
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=41f361f802bc645a9251b7b4c6931a193e063ec0;p=thirdparty%2Fxfsprogs-dev.git

avoid 32-bit overflow when calculating secondary superblock offsets
---

diff --git a/repair/sb.c b/repair/sb.c
index e901f1237..f7c1c3a6d 100644
--- a/repair/sb.c
+++ b/repair/sb.c
@@ -809,7 +809,7 @@ verify_set_primary_sb(xfs_sb_t		*rsb,
 
 	if (current->index != sb_index)  {
 		*sb_modified = 1;
-		off = current->index * current->geo.sb_agblocks
+		off = (xfs_off_t)current->index * current->geo.sb_agblocks
 			* current->geo.sb_blocksize;
 		if (get_sb(sb, off, current->geo.sb_sectsize,
 				current->index) != XR_OK)