[PATCH AUTOSEL 4.14 119/130] iwlwifi: check kasprintf() return value
From: Sasha Levin <sashal@kernel.org>
Date: 2019-12-10 22:06:00
Also in:
linux-wireless, lkml, stable
Subsystem:
intel wireless wifi link (iwlwifi), the rest · Maintainers:
Miri Korenblit, Linus Torvalds
From: Johannes Berg <redacted>
[ Upstream commit 5974fbb5e10b018fdbe3c3b81cb4cc54e1105ab9 ]
kasprintf() can fail, we should check the return value.
Fixes: 5ed540aecc2a ("iwlwifi: use mac80211 throughput trigger")
Fixes: 8ca151b568b6 ("iwlwifi: add the MVM driver")
Signed-off-by: Johannes Berg <redacted>
Signed-off-by: Luca Coelho <redacted>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/intel/iwlwifi/dvm/led.c | 3 +++
drivers/net/wireless/intel/iwlwifi/mvm/led.c | 3 +++
2 files changed, 6 insertions(+)
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/led.c b/drivers/net/wireless/intel/iwlwifi/dvm/led.c
index 1bbd17ada9747..20e16c4239901 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/led.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/led.c@@ -185,6 +185,9 @@ void iwl_leds_init(struct iwl_priv *priv) priv->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(priv->hw->wiphy)); + if (!priv->led.name) + return; + priv->led.brightness_set = iwl_led_brightness_set; priv->led.blink_set = iwl_led_blink_set; priv->led.max_brightness = 1;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/led.c b/drivers/net/wireless/intel/iwlwifi/mvm/led.c
index b27269504a622..072f80c90ce4a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/led.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/led.c@@ -131,6 +131,9 @@ int iwl_mvm_leds_init(struct iwl_mvm *mvm) mvm->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(mvm->hw->wiphy)); + if (!mvm->led.name) + return -ENOMEM; + mvm->led.brightness_set = iwl_led_brightness_set; mvm->led.max_brightness = 1;
--
2.20.1