linux-kernel - [PATCH 1/2] ext3: Add journal error check into ext3_delete

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Date:	Fri, 19 Nov 2010 16:28:35 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Jan Kara <jack@...e.cz>, Andrew Morton <akpm@...ux-foundation.org>,
	Andreas Dilger <adilger.kernel@...ger.ca>
Cc:	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] ext3: Add journal error check into ext3_delete_entry()

Check return value of ext3_journal_get_write_access() and
ext3_journal_dirty_metadata().

Signed-off-by: Namhyung Kim <namhyung@...il.com>
---
 fs/ext3/namei.c |   14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 03fccc5..672cea1 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1644,8 +1644,13 @@ static int ext3_delete_entry (handle_t *handle,
 		if (!ext3_check_dir_entry("ext3_delete_entry", dir, de, bh, i))
 			return -EIO;
 		if (de == de_del)  {
+			int err;
+
 			BUFFER_TRACE(bh, "get_write_access");
-			ext3_journal_get_write_access(handle, bh);
+			err = ext3_journal_get_write_access(handle, bh);
+			if (err)
+				goto journal_error;
+
 			if (pde)
 				pde->rec_len = ext3_rec_len_to_disk(
 					ext3_rec_len_from_disk(pde->rec_len) +
@@ -1654,7 +1659,12 @@ static int ext3_delete_entry (handle_t *handle,
 				de->inode = 0;
 			dir->i_version++;
 			BUFFER_TRACE(bh, "call ext3_journal_dirty_metadata");
-			ext3_journal_dirty_metadata(handle, bh);
+			err = ext3_journal_dirty_metadata(handle, bh);
+			if (err) {
+journal_error:
+				ext3_std_error(dir->i_sb, err);
+				return err;
+			}
 			return 0;
 		}
 		i += ext3_rec_len_from_disk(de->rec_len);
-- 
1.7.0.4

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