xfs: remove xfs_bmap_sanity_check()

This code is redundant now that we have verifiers that sanity check
the buffers as they are read from disk.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

1 files changed, 0 insertions, 33 deletions

diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index b8e97fd0bac1..990595548958 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -244,30 +244,6 @@ xfs_bmap_forkoff_reset(
         }
 }
 
-/*
- * Debug/sanity checking code
- */
-
-STATIC int
-xfs_bmap_sanity_check(
-        struct xfs_mount        *mp,
-        struct xfs_buf          *bp,
-        int                     level)
-{
-        struct xfs_btree_block  *block = XFS_BUF_TO_BLOCK(bp);
-
-        if (block->bb_magic != cpu_to_be32(XFS_BMAP_CRC_MAGIC) &&
-            block->bb_magic != cpu_to_be32(XFS_BMAP_MAGIC))
-                return 0;
-
-        if (be16_to_cpu(block->bb_level) != level ||
-            be16_to_cpu(block->bb_numrecs) == 0 ||
-            be16_to_cpu(block->bb_numrecs) > mp->m_bmap_dmxr[level != 0])
-                return 0;
-
-        return 1;
-}
-
 #ifdef DEBUG
 STATIC struct xfs_buf *
 xfs_bmap_get_bp(
@@ -410,9 +386,6 @@ xfs_bmap_check_leaf_extents(
                                 goto error_norelse;
                 }
                 block = XFS_BUF_TO_BLOCK(bp);
-                XFS_WANT_CORRUPTED_GOTO(
-                        xfs_bmap_sanity_check(mp, bp, level),
-                        error0);
                 if (level == 0)
                         break;
 
@@ -1311,9 +1284,6 @@ xfs_bmap_read_extents(
                 if (error)
                         return error;
                 block = XFS_BUF_TO_BLOCK(bp);
-                XFS_WANT_CORRUPTED_GOTO(
-                        xfs_bmap_sanity_check(mp, bp, level),
-                        error0);
                 if (level == 0)
                         break;
                 pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);
@@ -1345,9 +1315,6 @@ xfs_bmap_read_extents(
                                 XFS_ERRLEVEL_LOW, ip->i_mount, block);
                         goto error0;
                 }
-                XFS_WANT_CORRUPTED_GOTO(
-                        xfs_bmap_sanity_check(mp, bp, 0),
-                        error0);
                 /*
                  * Read-ahead the next leaf block, if any.
                  */