Re: [1/2] rsi: fix error path handling in SDIO probe
From: Kalle Valo <hidden>
Date: 2018-03-27 08:54:12
Amitkumar Karwar [off-list ref] wrote:
From: Amitkumar Karwar <redacted>
We miss to release IRQ in certain error path in SDIO probe which
causes following kernel panic. This patch corrects error path
handling
BUG: unable to handle kernel NULL pointer dereference at (null)
IP: (null)
PGD 0 P4D 0
Oops: 0010 [#1] SMP PTI
Call Trace:
<IRQ>
? call_timer_fn+0x29/0x120
? run_timer_softirq+0x1da/0x420
? timer_interrupt+0x11/0x20
? __do_softirq+0xef/0x26e
? irq_exit+0xbe/0xd0
? do_IRQ+0x4a/0xc0
? common_interrupt+0xa2/0xa2
</IRQ>
? cpuidle_enter_state+0x118/0x250
? do_idle+0x186/0x1e0
? cpu_startup_entry+0x6f/0x80
? start_kernel+0x47c/0x49c
? secondary_startup_64+0xa5/0xb0
Fixes: 50117605770c ("rsi: improve RX handling in SDIO interface")
Signed-off-by: Amitkumar Karwar <redacted>2 patches applied to wireless-drivers-next.git, thanks. 90b12aebe54b rsi: fix error path handling in SDIO probe 864db4d50853 rsi: fix kernel panic observed on 64bit machine -- https://patchwork.kernel.org/patch/10297201/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches