From: wang di <di.wang@intel.com>
Date: Tue, 21 Jul 2015 13:27:24 +0000 (-0700)
Subject: LU-6875 update: set st to NULL in error handler
X-Git-Tag: 2.7.59~28
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=861c70ff6e3371c752d53fcb71cdc54fe74cd3c2;hp=861c70ff6e3371c752d53fcb71cdc54fe74cd3c2

LU-6875 update: set st to NULL in error handler

In thandle_get_sub_by_dt, if create sub thandle fails,
it should reset st to NULL, otherwise st, whose value
is ERR_PTR(rc), might be freeed incorrectly in the
following error handler path.

Signed-off-by: wang di <di.wang@intel.com>
Change-Id: I7262593fa5aa6bc3f0ed418aaa5637e84077088b
Reviewed-on: http://review.whamcloud.com/15691
Tested-by: Jenkins
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
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