tree 299e3eceed58980986c3187171cf982528a09ddc
parent d701b8b41225b923daffaa4dd18e9f984f7776d8
author Wei Yongjun <yongjun_wei@trendmicro.com.cn> 1365735954 +0800
committer chrmhoffmann <chrmhoffmann@gmail.com> 1502528388 +0200

perf: Fix error return code

commit c481420248c6730246d2a1b1773d5d7007ae0835 upstream.

Fix to return -ENOMEM in the allocation error case instead of 0
(if pmu_bus_running == 1), as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Cc: a.p.zijlstra@chello.nl
Cc: paulus@samba.org
Cc: acme@ghostprotocols.net
Link: http://lkml.kernel.org/r/CAPgLHd8j_fWcgqe%3DKLWjpBj%2B%3Do0Pw6Z-SEq%3DNTPU08c2w1tngQ@mail.gmail.com
[ Tweaked the error code setting placement and the changelog. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Rui Xiang <rui.xiang@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Change-Id: I23d950dcfe9c0ac26088b879500fdaff77ef8e8b
Original-Change-Id: I6811aea7b0cff0ba02e7caff5533489f40ea2dc2