Ocfs2: Handle empty list in lockres_seq_start() for dlmdebug.c

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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>

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Tristan Ye 2010-09-10 10:16:33 +08:00 • committed by Joel Becker

parent 0f4da216b8

commit 228ac63577

1 changed files with 8 additions and 1 deletions

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9

fs/ocfs2/dlm/dlmdebug.c

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