From: Mark Fasheh <mark.fasheh@oracle.com>
Date: Mon, 3 Dec 2007 23:02:10 +0000 (-0800)
Subject: ocfs2: Don't panic when truncating an empty extent
X-Git-Tag: v3.12-rc1~24391^2~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=92295d8054289eff0d52b4d12349f9b9df0f58e4;p=kernel%2Fkernel-generic.git

ocfs2: Don't panic when truncating an empty extent

This BUG_ON() was unintentionally left in after the sparse file support was
written.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
---

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index ce62c15..97f0db5 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -6093,8 +6093,6 @@ start:
 	mlog(0, "clusters_to_del = %u in this pass, tail blk=%llu\n",
 	     clusters_to_del, (unsigned long long)path_leaf_bh(path)->b_blocknr);
 
-	BUG_ON(clusters_to_del == 0);
-
 	mutex_lock(&tl_inode->i_mutex);
 	tl_sem = 1;
 	/* ocfs2_truncate_log_needs_flush guarantees us at least one