From: Thadeu Lima de Souza Cascardo Date: Thu, 7 Nov 2024 13:33:21 +0000 (-0300) Subject: wifi: rtlwifi: fix init_sw_vars leak when probe fails X-Git-Tag: v5.15.179~590 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=643c584528cedb34c2979e7ebf161948699c128d;p=thirdparty%2Fkernel%2Fstable.git wifi: rtlwifi: fix init_sw_vars leak when probe fails [ Upstream commit 00260350aed80c002df270c805ca443ec9a719a6 ] If ieee80211_register_hw fails, the memory allocated for the firmware will not be released. Call deinit_sw_vars as the function that undoes the allocationes done by init_sw_vars. Fixes: cefe3dfdb9f5 ("rtl8192cu: Call ieee80211_register_hw from rtl_usb_probe") Signed-off-by: Thadeu Lima de Souza Cascardo Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20241107133322.855112-5-cascardo@igalia.com Signed-off-by: Sasha Levin --- diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 038d9bb652b64..1753eccbefdd9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -1082,6 +1082,7 @@ int rtl_usb_probe(struct usb_interface *intf, error_init_vars: wait_for_completion(&rtlpriv->firmware_loading_complete); + rtlpriv->cfg->ops->deinit_sw_vars(hw); error_out: rtl_deinit_core(hw); error_out2: