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c2572b78aa
This patch fixes resource reclaim in error path of acm_probe: 1. In the case of "out of memory (read urbs usb_alloc_urb)\n")", there is no need to call acm_read_buffers_free(acm) here. Fix it by goto alloc_fail6 instead of alloc_fail7. 2. In the case of "out of memory (write urbs usb_alloc_urb)", usb_alloc_urb may fail in any iteration of the for loop. Current implementation does not properly free allocated snd->urb. Fix it by goto alloc_fail8 instead of alloc_fail7. 3. In the case of device_create_file(&intf->dev,&dev_attr_iCountryCodeRelDate) fail, acm->country_codes is kfreed. As a result, device_remove_file for dev_attr_wCountryCodes will not be executed in acm_disconnect. Fix it by calling device_remove_file for dev_attr_wCountryCodes before goto skip_countries. Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Oliver Neukum <oneukum@suse.de> Cc: stable <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
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| .. | ||
| cdc-acm.c | ||
| cdc-acm.h | ||
| cdc-wdm.c | ||
| Kconfig | ||
| Makefile | ||
| usblp.c | ||
| usbtmc.c | ||