]> git.proxmox.com Git - mirror_ubuntu-hirsute-kernel.git/commit
Ocfs2: Handle empty list in lockres_seq_start() for dlmdebug.c
authorTristan Ye <tristan.ye@oracle.com>
Fri, 10 Sep 2010 02:16:33 +0000 (10:16 +0800)
committerJoel Becker <joel.becker@oracle.com>
Fri, 10 Sep 2010 16:19:30 +0000 (09:19 -0700)
commit228ac6357718df2d5c8d70210fa51b2225aab5ee
tree4aaf7f05d03a5757b6c128d433c220b55d89fd88
parent0f4da216b8c3c35c90ecd18e1899c6f125957c2b
Ocfs2: Handle empty list in lockres_seq_start() for dlmdebug.c

This patch tries to handle the case in which list 'dlm->tracking_list' is
empty, to avoid accessing an invalid pointer. It fixes the following oops:

http://oss.oracle.com/bugzilla/show_bug.cgi?id=1287

Signed-off-by: Tristan Ye <tristan.ye@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
fs/ocfs2/dlm/dlmdebug.c