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authorEric Sandeen <sandeen@redhat.com>2014-02-27 08:17:27 +0400
committerDave Chinner <david@fromorbit.com>2014-02-27 08:17:27 +0400
commit5158217058fc2cdb92e05b9bb3c1a350d2a51ed9 (patch)
tree3d2260f1e7f670fe71fd69f14b01daa342832742 /fs/xfs/xfs_sb.c
parent533b81c875589ad0a2fc116991534b4601195253 (diff)
downloadlinux-5158217058fc2cdb92e05b9bb3c1a350d2a51ed9.tar.xz
xfs: add helper for verifying checksums on xfs_bufs
Many/most callers of xfs_verify_cksum() pass bp->b_addr and BBTOB(bp->b_length) as the first 2 args. Add a helper which can just accept the bp and the crc offset, and work it out on its own, for brevity. Signed-off-by: Eric Sandeen <sandeen@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_sb.c')
-rw-r--r--fs/xfs/xfs_sb.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/xfs/xfs_sb.c b/fs/xfs/xfs_sb.c
index 1ea7c865b208..36f287fa9e26 100644
--- a/fs/xfs/xfs_sb.c
+++ b/fs/xfs/xfs_sb.c
@@ -610,8 +610,7 @@ xfs_sb_read_verify(
XFS_SB_VERSION_5) ||
dsb->sb_crc != 0)) {
- if (!xfs_verify_cksum(bp->b_addr, BBTOB(bp->b_length),
- XFS_SB_CRC_OFF)) {
+ if (!xfs_buf_verify_cksum(bp, XFS_SB_CRC_OFF)) {
/* Only fail bad secondaries on a known V5 filesystem */
if (bp->b_bn == XFS_SB_DADDR ||
xfs_sb_version_hascrc(&mp->m_sb)) {