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authorwengang wang <wen.gang.wang@oracle.com>2009-02-13 10:11:47 +0800
committerMark Fasheh <mfasheh@suse.com>2009-02-26 11:51:12 -0800
commit28d57d437786eb3e44f1ca3f0f41e7cfe29c6dd4 (patch)
treef6dfd111dac45ee7e2b366eb47a2598f46460a1e /fs/ocfs2/super.c
parent4442f518269c6b3686fcbcadad22dc4475309b16 (diff)
ocfs2: add IO error check in ocfs2_get_sector()
Check for IO error in ocfs2_get_sector(). Signed-off-by: Wengang Wang <wen.gang.wang@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/super.c')
-rw-r--r--fs/ocfs2/super.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 1c3acc4654d..7ac83a81ee5 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1537,6 +1537,13 @@ static int ocfs2_get_sector(struct super_block *sb,
unlock_buffer(*bh);
ll_rw_block(READ, 1, bh);
wait_on_buffer(*bh);
+ if (!buffer_uptodate(*bh)) {
+ mlog_errno(-EIO);
+ brelse(*bh);
+ *bh = NULL;
+ return -EIO;
+ }
+
return 0;
}