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-rw-r--r--fs/xfs/libxfs/xfs_dir2.c3
-rw-r--r--fs/xfs/libxfs/xfs_inode_buf.c7
2 files changed, 7 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
index c58d72c220f5..4f7913f84b28 100644
--- a/fs/xfs/libxfs/xfs_dir2.c
+++ b/fs/xfs/libxfs/xfs_dir2.c
@@ -631,7 +631,8 @@ xfs_dir2_isblock(
if ((rval = xfs_bmap_last_offset(args->dp, &last, XFS_DATA_FORK)))
return rval;
rval = XFS_FSB_TO_B(args->dp->i_mount, last) == args->geo->blksize;
- ASSERT(rval == 0 || args->dp->i_d.di_size == args->geo->blksize);
+ if (rval != 0 && args->dp->i_d.di_size != args->geo->blksize)
+ return -EFSCORRUPTED;
*vp = rval;
return 0;
}
diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
index dd483e2767f7..0091ac3f5241 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.c
+++ b/fs/xfs/libxfs/xfs_inode_buf.c
@@ -386,6 +386,7 @@ xfs_dinode_verify(
xfs_ino_t ino,
struct xfs_dinode *dip)
{
+ uint16_t mode;
uint16_t flags;
uint64_t flags2;
@@ -396,8 +397,10 @@ xfs_dinode_verify(
if (be64_to_cpu(dip->di_size) & (1ULL << 63))
return false;
- /* No zero-length symlinks. */
- if (S_ISLNK(be16_to_cpu(dip->di_mode)) && dip->di_size == 0)
+ mode = be16_to_cpu(dip->di_mode);
+
+ /* No zero-length symlinks/dirs. */
+ if ((S_ISLNK(mode) || S_ISDIR(mode)) && dip->di_size == 0)
return false;
/* only version 3 or greater inodes are extensively verified here */