ocfs2: fix double unlock in case retry after free truncate log

[deliverable/linux.git] / fs / ocfs2 / suballoc.c

diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index ea47120a85ff246c094dc95b9aa5dd6810a92b91..6ad3533940ba5e9fa32bfe83d3c1acc19b14513a 100644 (file)
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -1199,14 +1199,24 @@ retry:
                        inode_unlock((*ac)->ac_inode);
 
                        ret = ocfs2_try_to_free_truncate_log(osb, bits_wanted);
-                       if (ret == 1)
+                       if (ret == 1) {
+                               iput((*ac)->ac_inode);
+                               (*ac)->ac_inode = NULL;
                                goto retry;
+                       }
 
                        if (ret < 0)
                                mlog_errno(ret);
 
                        inode_lock((*ac)->ac_inode);
-                       ocfs2_inode_lock((*ac)->ac_inode, NULL, 1);
+                       ret = ocfs2_inode_lock((*ac)->ac_inode, NULL, 1);
+                       if (ret < 0) {
+                               mlog_errno(ret);
+                               inode_unlock((*ac)->ac_inode);
+                               iput((*ac)->ac_inode);
+                               (*ac)->ac_inode = NULL;
+                               goto bail;
+                       }
                }
                if (status < 0) {
                        if (status != -ENOSPC)