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authorJeff Garzik <jeff@garzik.org>2006-10-10 15:09:43 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-10-14 00:44:13 -0300
commit2444a2fca488fa8e362895a4ca9fdc51f497282a (patch)
tree05e4bcdc628f9825da6f027cb506728ad3649957 /drivers/media/video/stv680.c
parent474ce78130ba37cb50e620c538ab3ffe6c582ba6 (diff)
downloadop-kernel-dev-2444a2fca488fa8e362895a4ca9fdc51f497282a.zip
op-kernel-dev-2444a2fca488fa8e362895a4ca9fdc51f497282a.tar.gz
V4L/DVB (4741): {ov511,stv680}: handle sysfs errors
Signed-off-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/stv680.c')
-rw-r--r--drivers/media/video/stv680.c53
1 files changed, 43 insertions, 10 deletions
diff --git a/drivers/media/video/stv680.c b/drivers/media/video/stv680.c
index 87e1130..6d1ef1e 100644
--- a/drivers/media/video/stv680.c
+++ b/drivers/media/video/stv680.c
@@ -516,16 +516,45 @@ stv680_file(frames_read, framecount, "%d\n");
stv680_file(packets_dropped, dropped, "%d\n");
stv680_file(decoding_errors, error, "%d\n");
-static void stv680_create_sysfs_files(struct video_device *vdev)
+static int stv680_create_sysfs_files(struct video_device *vdev)
{
- video_device_create_file(vdev, &class_device_attr_model);
- video_device_create_file(vdev, &class_device_attr_in_use);
- video_device_create_file(vdev, &class_device_attr_streaming);
- video_device_create_file(vdev, &class_device_attr_palette);
- video_device_create_file(vdev, &class_device_attr_frames_total);
- video_device_create_file(vdev, &class_device_attr_frames_read);
- video_device_create_file(vdev, &class_device_attr_packets_dropped);
- video_device_create_file(vdev, &class_device_attr_decoding_errors);
+ int rc;
+
+ rc = video_device_create_file(vdev, &class_device_attr_model);
+ if (rc) goto err;
+ rc = video_device_create_file(vdev, &class_device_attr_in_use);
+ if (rc) goto err_model;
+ rc = video_device_create_file(vdev, &class_device_attr_streaming);
+ if (rc) goto err_inuse;
+ rc = video_device_create_file(vdev, &class_device_attr_palette);
+ if (rc) goto err_stream;
+ rc = video_device_create_file(vdev, &class_device_attr_frames_total);
+ if (rc) goto err_pal;
+ rc = video_device_create_file(vdev, &class_device_attr_frames_read);
+ if (rc) goto err_framtot;
+ rc = video_device_create_file(vdev, &class_device_attr_packets_dropped);
+ if (rc) goto err_framread;
+ rc = video_device_create_file(vdev, &class_device_attr_decoding_errors);
+ if (rc) goto err_dropped;
+
+ return 0;
+
+err_dropped:
+ video_device_remove_file(vdev, &class_device_attr_packets_dropped);
+err_framread:
+ video_device_remove_file(vdev, &class_device_attr_frames_read);
+err_framtot:
+ video_device_remove_file(vdev, &class_device_attr_frames_total);
+err_pal:
+ video_device_remove_file(vdev, &class_device_attr_palette);
+err_stream:
+ video_device_remove_file(vdev, &class_device_attr_streaming);
+err_inuse:
+ video_device_remove_file(vdev, &class_device_attr_in_use);
+err_model:
+ video_device_remove_file(vdev, &class_device_attr_model);
+err:
+ return rc;
}
static void stv680_remove_sysfs_files(struct video_device *vdev)
@@ -1418,9 +1447,13 @@ static int stv680_probe (struct usb_interface *intf, const struct usb_device_id
PDEBUG (0, "STV(i): registered new video device: video%d", stv680->vdev->minor);
usb_set_intfdata (intf, stv680);
- stv680_create_sysfs_files(stv680->vdev);
+ retval = stv680_create_sysfs_files(stv680->vdev);
+ if (retval)
+ goto error_unreg;
return 0;
+error_unreg:
+ video_unregister_device(stv680->vdev);
error_vdev:
video_device_release(stv680->vdev);
error:
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