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authorSachin Kamat <sachin.kamat@linaro.org>2012-09-24 07:17:48 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-06 16:51:54 +0200
commit38a7996cbb26ddd6b595e2fafa9742aefcb2f115 (patch)
treedea7777f2c8c2f69d54ceaea098ac79b41f31c0e /drivers
parent[media] mem2mem_testdev: Use pr_err instead of printk (diff)
downloadlinux-38a7996cbb26ddd6b595e2fafa9742aefcb2f115.tar.xz
linux-38a7996cbb26ddd6b595e2fafa9742aefcb2f115.zip
[media] mem2mem_testdev: Use devm_kzalloc() in probe
devm_kzalloc() makes error handling and cleanup simpler. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/platform/mem2mem_testdev.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c
index 7627335816e4..2e2121e98133 100644
--- a/drivers/media/platform/mem2mem_testdev.c
+++ b/drivers/media/platform/mem2mem_testdev.c
@@ -1019,7 +1019,7 @@ static int m2mtest_probe(struct platform_device *pdev)
struct video_device *vfd;
int ret;
- dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
if (!dev)
return -ENOMEM;
@@ -1027,7 +1027,7 @@ static int m2mtest_probe(struct platform_device *pdev)
ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev);
if (ret)
- goto free_dev;
+ return ret;
atomic_set(&dev->num_inst, 0);
mutex_init(&dev->dev_mutex);
@@ -1073,8 +1073,6 @@ rel_vdev:
video_device_release(vfd);
unreg_dev:
v4l2_device_unregister(&dev->v4l2_dev);
-free_dev:
- kfree(dev);
return ret;
}
@@ -1089,7 +1087,6 @@ static int m2mtest_remove(struct platform_device *pdev)
del_timer_sync(&dev->timer);
video_unregister_device(dev->vfd);
v4l2_device_unregister(&dev->v4l2_dev);
- kfree(dev);
return 0;
}