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authorTheodore Ts'o <tytso@mit.edu>2011-01-10 12:46:59 -0500
committerTheodore Ts'o <tytso@mit.edu>2011-01-10 12:46:59 -0500
commitb40971426a837e9dc9c66e1b6bbcb3874eafe4e0 (patch)
tree34b2a745719ed18bd1f0c81cfad200b9d8b2e309 /fs/ext4/inode.c
parentca6e909f9bebe709bc65a3ee605ce32969db0452 (diff)
ext4: add error checking to calls to ext4_handle_dirty_metadata()
Call ext4_std_error() in various places when we can't bail out cleanly, so the file system can be marked as in error. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/inode.c')
-rw-r--r--fs/ext4/inode.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 2693fcda30d..84b61626926 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4185,6 +4185,7 @@ static int ext4_clear_blocks(handle_t *handle, struct inode *inode,
{
__le32 *p;
int flags = EXT4_FREE_BLOCKS_FORGET | EXT4_FREE_BLOCKS_VALIDATED;
+ int err;
if (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))
flags |= EXT4_FREE_BLOCKS_METADATA;
@@ -4200,11 +4201,23 @@ static int ext4_clear_blocks(handle_t *handle, struct inode *inode,
if (try_to_extend_transaction(handle, inode)) {
if (bh) {
BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata");
- ext4_handle_dirty_metadata(handle, inode, bh);
+ err = ext4_handle_dirty_metadata(handle, inode, bh);
+ if (unlikely(err)) {
+ ext4_std_error(inode->i_sb, err);
+ return 1;
+ }
+ }
+ err = ext4_mark_inode_dirty(handle, inode);
+ if (unlikely(err)) {
+ ext4_std_error(inode->i_sb, err);
+ return 1;
+ }
+ err = ext4_truncate_restart_trans(handle, inode,
+ blocks_for_truncate(inode));
+ if (unlikely(err)) {
+ ext4_std_error(inode->i_sb, err);
+ return 1;
}
- ext4_mark_inode_dirty(handle, inode);
- ext4_truncate_restart_trans(handle, inode,
- blocks_for_truncate(inode));
if (bh) {
BUFFER_TRACE(bh, "retaking write access");
ext4_journal_get_write_access(handle, bh);