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[v2,08/20] mwifiex: ensure "disable auto DS" struct is initialized

Message ID 20170725011336.99993-9-briannorris@chromium.org (mailing list archive)
State Accepted
Commit 9557d9f2e62b0c929510e4dda32013aa62453558
Delegated to: Kalle Valo
Headers show

Commit Message

Brian Norris July 25, 2017, 1:13 a.m. UTC
The .idle_time field *should* be unused, but technically, we're allowing
unitialized stack garbage to pass all the way through to the firmware
host command. Let's zero it out instead.

Signed-off-by: Brian Norris <briannorris@chromium.org>
---
v2: no change
---
 drivers/net/wireless/marvell/mwifiex/sta_ioctl.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
index 42997e05d90f..43ecd621d1ef 100644
--- a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
@@ -654,9 +654,9 @@  int mwifiex_get_bss_info(struct mwifiex_private *priv,
  */
 int mwifiex_disable_auto_ds(struct mwifiex_private *priv)
 {
-	struct mwifiex_ds_auto_ds auto_ds;
-
-	auto_ds.auto_ds = DEEP_SLEEP_OFF;
+	struct mwifiex_ds_auto_ds auto_ds = {
+		.auto_ds = DEEP_SLEEP_OFF,
+	};
 
 	return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
 				DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, true);