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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>
This commit is contained in:
Alexey Khoroshilov 2013-11-19 01:45:08 +04:00 committed by John W. Linville
parent 18a7424f8c
commit eddc633a3a
1 changed files with 2 additions and 2 deletions
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4
drivers/net/wireless/libertas/if_sdio.c
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@ -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;