diff options
Diffstat (limited to 'drivers/media/usb/gspca/gspca.c')
| -rw-r--r-- | drivers/media/usb/gspca/gspca.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c index ac70b36d67b7..a7ed5257cdba 100644 --- a/drivers/media/usb/gspca/gspca.c +++ b/drivers/media/usb/gspca/gspca.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Main USB camera driver * @@ -5,16 +6,6 @@ * * Camera button input handling by Márton Németh * Copyright (C) 2009-2010 Márton Németh <nm127@freemail.hu> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -294,7 +285,7 @@ static void fill_frame(struct gspca_dev *gspca_dev, /* check the packet status and length */ st = urb->iso_frame_desc[i].status; if (st) { - pr_err("ISOC data error: [%d] len=%d, status=%d\n", + gspca_dbg(gspca_dev, D_PACK, "ISOC data error: [%d] len=%d, status=%d\n", i, len, st); gspca_dev->last_packet_type = DISCARD_PACKET; continue; @@ -314,6 +305,8 @@ static void fill_frame(struct gspca_dev *gspca_dev, } resubmit: + if (!gspca_dev->streaming) + return; /* resubmit the URB */ st = usb_submit_urb(urb, GFP_ATOMIC); if (st < 0) @@ -330,7 +323,7 @@ static void isoc_irq(struct urb *urb) struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context; gspca_dbg(gspca_dev, D_PACK, "isoc irq\n"); - if (!vb2_start_streaming_called(&gspca_dev->queue)) + if (!gspca_dev->streaming) return; fill_frame(gspca_dev, urb); } @@ -344,7 +337,7 @@ static void bulk_irq(struct urb *urb) int st; gspca_dbg(gspca_dev, D_PACK, "bulk irq\n"); - if (!vb2_start_streaming_called(&gspca_dev->queue)) + if (!gspca_dev->streaming) return; switch (urb->status) { case 0: @@ -367,6 +360,8 @@ static void bulk_irq(struct urb *urb) urb->actual_length); resubmit: + if (!gspca_dev->streaming) + return; /* resubmit the URB */ if (gspca_dev->cam.bulk_nurbs != 0) { st = usb_submit_urb(urb, GFP_ATOMIC); @@ -1638,6 +1633,8 @@ void gspca_disconnect(struct usb_interface *intf) mutex_lock(&gspca_dev->usb_lock); gspca_dev->present = false; + destroy_urbs(gspca_dev); + gspca_input_destroy_urb(gspca_dev); vb2_queue_error(&gspca_dev->queue); |