From bf6e8aaa32081ff3f639334ca6b3ca0eaec5adc0 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 14 Jan 2014 14:34:13 -0300 Subject: [PATCH] [media] em28xx-audio: provide an error code when URB submit fails Instead of just saying: [ 1646.412419] em2882/3 #0: submit of audio urb failed Print the reason why it failed, to help debugging and fixing it. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/em28xx/em28xx-audio.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/usb/em28xx/em28xx-audio.c b/drivers/media/usb/em28xx/em28xx-audio.c index 332abf7b32f8..e57616ecd2cb 100644 --- a/drivers/media/usb/em28xx/em28xx-audio.c +++ b/drivers/media/usb/em28xx/em28xx-audio.c @@ -163,10 +163,9 @@ static void em28xx_audio_isocirq(struct urb *urb) urb->status = 0; status = usb_submit_urb(urb, GFP_ATOMIC); - if (status < 0) { + if (status < 0) em28xx_errdev("resubmit of audio urb failed (error=%i)\n", status); - } return; } @@ -183,7 +182,8 @@ static int em28xx_init_audio_isoc(struct em28xx *dev) errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC); if (errCode) { - em28xx_errdev("submit of audio urb failed\n"); + em28xx_errdev("submit of audio urb failed (error=%i)\n", + errCode); em28xx_deinit_isoc_audio(dev); atomic_set(&dev->stream_started, 0); return errCode; -- 2.20.1