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authorChristoph Hellwig <hch@lst.de>2017-04-11 16:45:52 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-07 12:07:51 +0200
commit99226b890d63c5aaf8b5ccc95b17d1a8087f45c9 (patch)
tree4b4d4564b9002776e8ce61a22a21e08152f3f500
parent4e2762878a59072f2ba1e02987d22ef77921791e (diff)
downloadlinux-aarch64-99226b890d63c5aaf8b5ccc95b17d1a8087f45c9.tar.gz
xfs: fix integer truncation in xfs_bmap_remap_alloc
commit 52813fb13ff90bd9c39a93446cbf1103c290b6e9 upstream. bno should be a xfs_fsblock_t, which is 64-bit wides instead of a xfs_aglock_t, which truncates the value to 32 bits. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/xfs/libxfs/xfs_bmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 5a508b011e27..23f2b4b36f38 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -3964,7 +3964,7 @@ xfs_bmap_remap_alloc(
{
struct xfs_trans *tp = ap->tp;
struct xfs_mount *mp = tp->t_mountp;
- xfs_agblock_t bno;
+ xfs_fsblock_t bno;
struct xfs_alloc_arg args;
int error;