From: Michal Kazior <michal.kazior@tieto.com>
Date: Wed, 5 Aug 2015 04:55:37 +0000 (+0200)
Subject: ath10k: initialize fw_features var
X-Git-Tag: firefly_0821_release~176^2~1159^2~124^2~10^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=84e3df60f0daba5b1e7874101502d0b030afb867;p=firefly-linux-kernel-4.4.55.git

ath10k: initialize fw_features var

If firmware did not have any feature flags set the
var would be left with values found on the stack
(i.e. garbage) yielding print string like this:

  (...) features \xffffffa6m:^R\xfffffffbԂ\xffffffc4^E

Fixes: b27bc5a40f91 ("ath10k: dump fw features during probing")
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
---

diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 1a33bf04b7b7..f7aa1c73b481 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -124,7 +124,7 @@ EXPORT_SYMBOL(ath10k_info);
 
 void ath10k_print_driver_info(struct ath10k *ar)
 {
-	char fw_features[128];
+	char fw_features[128] = {};
 
 	ath10k_core_get_fw_features_str(ar, fw_features, sizeof(fw_features));