From: David Lin <yu-hao.lin@nxp.com>
Date: Thu, 21 Dec 2023 01:55:11 +0000 (+0800)
Subject: wifi: mwifiex: fix uninitialized firmware_stat
X-Git-Tag: v6.6.14~166
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c84a711ad62260867e3cc8d0524409dc9b755336;p=thirdparty%2Fkernel%2Fstable.git

wifi: mwifiex: fix uninitialized firmware_stat

commit 3df95e265924ac898c1a38a0c01846dd0bd3b354 upstream.

Variable firmware_stat is possible to be used without initialization.

Signed-off-by: David Lin <yu-hao.lin@nxp.com>
Fixes: 1c5d463c0770 ("wifi: mwifiex: add extra delay for firmware ready")
Cc: stable@vger.kernel.org
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Closes: https://lore.kernel.org/r/202312192236.ZflaWYCw-lkp@intel.com/
Acked-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20231221015511.1032128-1-yu-hao.lin@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c
index 85628fbb5e2a2..e66ba0d156f85 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++) {