From ad1857a0e0cb29313efae3bb69c913b2c3c833a1 Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Tue, 23 Nov 2010 13:30:33 +0900 Subject: [PATCH] ext3: Add journal error check into ext3_rename() Check return value of ext3_journal_get_write_access() and ext3_journal_dirty_metadata(). Signed-off-by: Namhyung Kim Signed-off-by: Jan Kara --- fs/ext3/namei.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c index 9cc0b2c9664f..e69eed547242 100644 --- a/fs/ext3/namei.c +++ b/fs/ext3/namei.c @@ -2362,7 +2362,9 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry, goto end_rename; } else { BUFFER_TRACE(new_bh, "get write access"); - ext3_journal_get_write_access(handle, new_bh); + retval = ext3_journal_get_write_access(handle, new_bh); + if (retval) + goto journal_error; new_de->inode = cpu_to_le32(old_inode->i_ino); if (EXT3_HAS_INCOMPAT_FEATURE(new_dir->i_sb, EXT3_FEATURE_INCOMPAT_FILETYPE)) @@ -2371,7 +2373,9 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry, new_dir->i_ctime = new_dir->i_mtime = CURRENT_TIME_SEC; ext3_mark_inode_dirty(handle, new_dir); BUFFER_TRACE(new_bh, "call ext3_journal_dirty_metadata"); - ext3_journal_dirty_metadata(handle, new_bh); + retval = ext3_journal_dirty_metadata(handle, new_bh); + if (retval) + goto journal_error; brelse(new_bh); new_bh = NULL; } @@ -2420,10 +2424,17 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry, ext3_update_dx_flag(old_dir); if (dir_bh) { BUFFER_TRACE(dir_bh, "get_write_access"); - ext3_journal_get_write_access(handle, dir_bh); + retval = ext3_journal_get_write_access(handle, dir_bh); + if (retval) + goto journal_error; PARENT_INO(dir_bh->b_data) = cpu_to_le32(new_dir->i_ino); BUFFER_TRACE(dir_bh, "call ext3_journal_dirty_metadata"); - ext3_journal_dirty_metadata(handle, dir_bh); + retval = ext3_journal_dirty_metadata(handle, dir_bh); + if (retval) { +journal_error: + ext3_std_error(new_dir->i_sb, retval); + goto end_rename; + } drop_nlink(old_dir); if (new_inode) { drop_nlink(new_inode); -- 2.39.5