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authorShijie Luo <luoshijie1@huawei.com>2021-03-12 01:50:51 -0500
committerTheodore Ts'o <tytso@mit.edu>2021-03-21 00:14:08 -0400
commit7d8bd3c76da1d94b85e6c9b7007e20e980bfcfe6 (patch)
tree0cee9b98391bae8e7c9f5c94a13453258f58b122 /fs
parent6b22489911b726eebbf169caee52fea52013fbdd (diff)
ext4: fix potential error in ext4_do_update_inode
If set_large_file = 1 and errors occur in ext4_handle_dirty_metadata(), the error code will be overridden, go to out_brelse to avoid this situation. Signed-off-by: Shijie Luo <luoshijie1@huawei.com> Link: https://lore.kernel.org/r/20210312065051.36314-1-luoshijie1@huawei.com Cc: stable@kernel.org Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/inode.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index a79a9ea58c56..927e47db7f00 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5026,7 +5026,7 @@ static int ext4_do_update_inode(handle_t *handle,
struct ext4_inode_info *ei = EXT4_I(inode);
struct buffer_head *bh = iloc->bh;
struct super_block *sb = inode->i_sb;
- int err = 0, rc, block;
+ int err = 0, block;
int need_datasync = 0, set_large_file = 0;
uid_t i_uid;
gid_t i_gid;
@@ -5138,9 +5138,9 @@ static int ext4_do_update_inode(handle_t *handle,
bh->b_data);
BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata");
- rc = ext4_handle_dirty_metadata(handle, NULL, bh);
- if (!err)
- err = rc;
+ err = ext4_handle_dirty_metadata(handle, NULL, bh);
+ if (err)
+ goto out_brelse;
ext4_clear_inode_state(inode, EXT4_STATE_NEW);
if (set_large_file) {
BUFFER_TRACE(EXT4_SB(sb)->s_sbh, "get write access");