diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2012-08-14 02:58:56 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-15 18:50:27 -0300 |
| commit | a7bd775628006f7da1b94d7a5def6746f55f2321 (patch) | |
| tree | dc017300a1cecfbac681cd3d9abc38129db841d9 /drivers/media/platform/mem2mem_testdev.c | |
| parent | e36c92fd63bb4773e6f4bc38ecee11a609ded1cf (diff) | |
| download | blackbird-op-linux-a7bd775628006f7da1b94d7a5def6746f55f2321.tar.gz blackbird-op-linux-a7bd775628006f7da1b94d7a5def6746f55f2321.zip | |
[media] mem2mem_testdev: unlock and return error code properly
We recently added locking to this function, but there was an error path
which accidentally returned holding a lock. Also we returned zero on
failure on some paths instead of the error code.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/mem2mem_testdev.c')
| -rw-r--r-- | drivers/media/platform/mem2mem_testdev.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c index 6d0d2fb11bbe..51b6dd4ddbf7 100644 --- a/drivers/media/platform/mem2mem_testdev.c +++ b/drivers/media/platform/mem2mem_testdev.c @@ -911,10 +911,9 @@ static int m2mtest_open(struct file *file) v4l2_ctrl_new_custom(hdl, &m2mtest_ctrl_trans_time_msec, NULL); v4l2_ctrl_new_custom(hdl, &m2mtest_ctrl_trans_num_bufs, NULL); if (hdl->error) { - int err = hdl->error; - + rc = hdl->error; v4l2_ctrl_handler_free(hdl); - return err; + goto open_unlock; } ctx->fh.ctrl_handler = hdl; v4l2_ctrl_handler_setup(hdl); @@ -946,7 +945,7 @@ static int m2mtest_open(struct file *file) open_unlock: mutex_unlock(&dev->dev_mutex); - return 0; + return rc; } static int m2mtest_release(struct file *file) |
