The ah struct might not have been initialized when
interrupt comes so check for it.
Signed-off-by: Wojciech Dubowik <wojciech.dubo...@neratec.com>
---
drivers/net/wireless/ath/ath9k/main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/ath/ath9k/main.c
b/drivers/net/wireless/ath/ath9k/main.c
index 3e485f7..fbf23ac 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -504,7 +504,7 @@ irqreturn_t ath_isr(int irq, void *dev)
* touch anything. Note this can happen early
* on if the IRQ is shared.
*/
- if (test_bit(ATH_OP_INVALID, &common->op_flags))
+ if (!ah || test_bit(ATH_OP_INVALID, &common->op_flags))
return IRQ_NONE;
/* shared irq, not for us */
--
1.9.1
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