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>
git-mirror · Feb 26, 2009 · 28d57d4 · 28d57d4
1 parent 4442f51
commit 28d57d4
Showing 1 changed file with 7 additions and 0 deletions.
diff --git 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;
 }