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Diffstat (limited to 'fs/xfs/xfs_dir2_readdir.c')
-rw-r--r--fs/xfs/xfs_dir2_readdir.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c
index 9f3ceb461515..cc6dc56f455d 100644
--- a/fs/xfs/xfs_dir2_readdir.c
+++ b/fs/xfs/xfs_dir2_readdir.c
@@ -18,6 +18,7 @@
#include "xfs_bmap.h"
#include "xfs_trans.h"
#include "xfs_error.h"
+#include "xfs_health.h"
/*
* Directory file type support functions
@@ -51,7 +52,7 @@ xfs_dir2_sf_getdents(
struct xfs_mount *mp = dp->i_mount;
xfs_dir2_dataptr_t off; /* current entry's offset */
xfs_dir2_sf_entry_t *sfep; /* shortform directory entry */
- xfs_dir2_sf_hdr_t *sfp; /* shortform structure */
+ struct xfs_dir2_sf_hdr *sfp = dp->i_df.if_data;
xfs_dir2_dataptr_t dot_offset;
xfs_dir2_dataptr_t dotdot_offset;
xfs_ino_t ino;
@@ -59,9 +60,7 @@ xfs_dir2_sf_getdents(
ASSERT(dp->i_df.if_format == XFS_DINODE_FMT_LOCAL);
ASSERT(dp->i_df.if_bytes == dp->i_disk_size);
- ASSERT(dp->i_df.if_u1.if_data != NULL);
-
- sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data;
+ ASSERT(sfp != NULL);
/*
* If the block number in the offset is out of range, we're done.
@@ -519,6 +518,8 @@ xfs_readdir(
if (xfs_is_shutdown(dp->i_mount))
return -EIO;
+ if (xfs_ifork_zapped(dp, XFS_DATA_FORK))
+ return -EIO;
ASSERT(S_ISDIR(VFS_I(dp)->i_mode));
ASSERT(xfs_isilocked(dp, XFS_IOLOCK_SHARED | XFS_IOLOCK_EXCL));