Patch "drm/etnaviv: fix missing unlock on error in etnaviv_gpu_submit()" has been added to the 4.10-stable tree

Patch "drm/etnaviv: fix missing unlock on error in etnaviv_gpu_submit()" has been added to the 4.10-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    drm/etnaviv: fix missing unlock on error in etnaviv_gpu_submit()

to the 4.10-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-etnaviv-fix-missing-unlock-on-error-in-etnaviv_gpu_submit.patch
and it can be found in the queue-4.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 45abdf35cf82e4270328c7237e7812de960ac560 Mon Sep 17 00:00:00 2001
From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Wed, 12 Apr 2017 00:31:16 +0000
Subject: drm/etnaviv: fix missing unlock on error in etnaviv_gpu_submit()

From: Wei Yongjun <weiyongjun1@huawei.com>

commit 45abdf35cf82e4270328c7237e7812de960ac560 upstream.

Add the missing unlock before return from function etnaviv_gpu_submit()
in the error handling case.

lst: fixed label name.

Fixes: f3cd1b064f11 ("drm/etnaviv: (re-)protect fence allocation with GPU mutex")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/etnaviv/etnaviv_gpu.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -1309,7 +1309,7 @@ int etnaviv_gpu_submit(struct etnaviv_gp
 	if (!fence) {
 		event_free(gpu, event);
 		ret = -ENOMEM;
-		goto out_pm_put;
+		goto out_unlock;
 	}
 
 	gpu->event[event].fence = fence;
@@ -1349,6 +1349,7 @@ int etnaviv_gpu_submit(struct etnaviv_gp
 	hangcheck_timer_reset(gpu);
 	ret = 0;
 
+out_unlock:
 	mutex_unlock(&gpu->lock);
 
 out_pm_put:


Patches currently in stable-queue which might be from weiyongjun1@huawei.com are

queue-4.10/drm-etnaviv-fix-missing-unlock-on-error-in-etnaviv_gpu_submit.patch