Commit eddc633a authored Nov 19, 2013 by Alexey Khoroshilov Committed by John W. Linville Dec 05, 2013

libertas sdio: claim device before calling sdio_disable_func()



There is a failure path in if_sdio_power_on(), where
sdio_disable_func() is called without claiming the device.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 18a7424f

drivers/net/wireless/libertas/if_sdio.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -907,8 +907,8 @@ static int if_sdio_power_on(struct if_sdio_card *card)
		sdio_release_host(func);
		ret = if_sdio_prog_firmware(card);
		if (ret) {
		sdio_disable_func(func);
		return ret;
		sdio_claim_host(func);
		goto disable;
		}

		return 0;