The semantic patch that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r1@
position p;
@@
if (...);@p

@script:python@
p0 << r1.p;
@@
// Emacs org-mode output
cocci.print_main("", p0)
cocci.print_secs("", p0)
// </smpl>

Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
---
NOTE: This patch changes the semantics.

Changes from V1:
Commit message
Added a note about semantics change

 drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index 5bbe505..189aeb2 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -2989,7 +2989,7 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah,
 	case EEP_PAPRD:
 		if (AR_SREV_9462(ah))
 			return false;
-		if (!ah->config.enable_paprd);
+		if (!ah->config.enable_paprd)
 			return false;
 		return !!(pBase->featureEnable & BIT(5));
 	case EEP_CHAIN_MASK_REDUCE:
-- 
1.7.11.4