linux-kernel - [PATCH] wifi: mwifiex: fix uninitialized firmware

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Message-Id: <20231220090135.1028991-1-yu-hao.lin@nxp.com>
Date: Wed, 20 Dec 2023 17:01:35 +0800
From: David Lin <yu-hao.lin@....com>
To: linux-wireless@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	briannorris@...omium.org,
	kvalo@...nel.org,
	francesco@...cini.it,
	tsung-hsien.hsieh@....com,
	David Lin <yu-hao.lin@....com>,
	stable@...r.kernel.org,
	kernel test robot <lkp@...el.com>,
	Dan Carpenter <error27@...il.com>
Subject: [PATCH] wifi: mwifiex: fix uninitialized firmware_stat

Variable firmware_stat is possilbe to be used without initialization.

Signed-off-by: David Lin <yu-hao.lin@....com>
Fixes: 1c5d463c0770 ("wifi: mwifiex: add extra delay for firmware ready")
Cc: stable@...r.kernel.org
Reported-by: kernel test robot <lkp@...el.com>
Reported-by: Dan Carpenter <error27@...il.com>
Closes: https://lore.kernel.org/r/202312192236.ZflaWYCw-lkp@intel.com/
---
 drivers/net/wireless/marvell/mwifiex/sdio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c
index ef3e68d1059c..75f53c2f1e1f 100644
--- a/drivers/net/wireless/marvell/mwifiex/sdio.c
+++ b/drivers/net/wireless/marvell/mwifiex/sdio.c
@@ -779,7 +779,7 @@ static int mwifiex_check_fw_status(struct mwifiex_adapter *adapter,
 {
 	struct sdio_mmc_card *card = adapter->card;
 	int ret = 0;
-	u16 firmware_stat;
+	u16 firmware_stat = 0;
 	u32 tries;
 
 	for (tries = 0; tries < poll_num; tries++) {

base-commit: 783004b6dbda2cfe9a552a4cc9c1d168a2068f6c
prerequisite-patch-id: ee10b03f813ab1e72d05c59aef4e07a26afdf678
-- 
2.25.1