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@xxxxxxxxx>
---
drivers/net/wireless/libertas/if_sdio.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c
index 991238afd1b6..19c4477eb4c6 100644
--- a/drivers/net/wireless/libertas/if_sdio.c
+++ b/drivers/net/wireless/libertas/if_sdio.c
@@ -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;
--
1.8.1.2
--
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