diff options
Diffstat (limited to 'drivers/media/usb/stk1160')
| -rw-r--r-- | drivers/media/usb/stk1160/stk1160-video.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/media/usb/stk1160/stk1160-video.c b/drivers/media/usb/stk1160/stk1160-video.c index 022092a..8bdfb02 100644 --- a/drivers/media/usb/stk1160/stk1160-video.c +++ b/drivers/media/usb/stk1160/stk1160-video.c @@ -462,8 +462,7 @@ int stk1160_alloc_isoc(struct stk1160 *dev) urb = usb_alloc_urb(max_packets, GFP_KERNEL); if (!urb) { stk1160_err("cannot alloc urb[%d]\n", i); - stk1160_uninit_isoc(dev); - return -ENOMEM; + goto free_i_bufs; } dev->isoc_ctl.urb[i] = urb; @@ -474,10 +473,9 @@ int stk1160_alloc_isoc(struct stk1160 *dev) dev->isoc_ctl.transfer_buffer[i] = kmalloc(sb_size, GFP_KERNEL); #endif if (!dev->isoc_ctl.transfer_buffer[i]) { - stk1160_err("cannot alloc %d bytes for tx buffer\n", - sb_size); - stk1160_uninit_isoc(dev); - return -ENOMEM; + stk1160_err("cannot alloc %d bytes for tx[%d] buffer\n", + sb_size, i); + goto free_i_bufs; } memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size); @@ -514,5 +512,11 @@ int stk1160_alloc_isoc(struct stk1160 *dev) dev->isoc_ctl.num_bufs = num_bufs; return 0; + +free_i_bufs: + /* Save the allocated buffers so far, so we can properly free them */ + dev->isoc_ctl.num_bufs = i+1; + stk1160_free_isoc(dev); + return -ENOMEM; } |