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From: Frederic Danis <frederic.danis@linux.intel.com>
To: linville@tuxdriver.com
Cc: linux-wireless@vger.kernel.org, kvalo@qca.qualcomm.com,
	Frederic Danis <frederic.danis@linux.intel.com>
Subject: [PATCH] ath6kl: Fix ath6kl_bmi_read_hi32 macro
Date: Fri, 16 May 2014 16:11:44 +0200	[thread overview]
Message-ID: <1400249504-23739-1-git-send-email-frederic.danis@linux.intel.com> (raw)

tmp may be used uninitialized if ath6kl_bmi_read() returns an error.

Signed-off-by: Frederic Danis <frederic.danis@linux.intel.com>
---
 drivers/net/wireless/ath/ath6kl/bmi.h |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath6kl/bmi.h b/drivers/net/wireless/ath/ath6kl/bmi.h
index 18fdd69..397a52f 100644
--- a/drivers/net/wireless/ath/ath6kl/bmi.h
+++ b/drivers/net/wireless/ath/ath6kl/bmi.h
@@ -242,7 +242,8 @@ struct ath6kl_bmi_target_info {
 		(void) (check_type == val);				\
 		addr = ath6kl_get_hi_item_addr(ar, HI_ITEM(item));	\
 		ret = ath6kl_bmi_read(ar, addr, (u8 *) &tmp, 4);	\
-		*val = le32_to_cpu(tmp);				\
+		if (!ret)						\
+			*val = le32_to_cpu(tmp);			\
 		ret;							\
 	})
 
-- 
1.7.9.5


             reply	other threads:[~2014-05-16 14:11 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-16 14:11 Frederic Danis [this message]
2014-05-28 13:52 ` [PATCH] ath6kl: Fix ath6kl_bmi_read_hi32 macro Kalle Valo
2014-06-02 12:17   ` [PATCH v2] " Frederic Danis
2014-07-14 12:50     ` Kalle Valo

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