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(parent: 285046a) | patch
usb: dwc2: host: ensure qtb exists before dereferencing it
authorGregory Herrero <gregory.herrero@intel.com>
Wed, 29 Apr 2015 20:09:20 +0000 (22:09 +0200)
committerFelipe Balbi <balbi@ti.com>
Wed, 29 Apr 2015 20:20:22 +0000 (15:20 -0500)
commite499123ed780df64a35e6cc0a8c892b282fa71a4
treea82e71fdfa54fcbe31f42162e9aba8ea77d9308ctree | snapshot (tar.gz zip)
parent285046aa11ad85a4de24891f5458d45f50d1bcc5commit | diff
usb: dwc2: host: ensure qtb exists before dereferencing it

dwc2_hc_nak_intr could be called with a NULL qtd.
Ensure qtd exists before dereferencing it to avoid kernel panic.
This happens when using usb to ethernet adapter.

Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/dwc2/hcd_intr.c diff | blob | blame | history