From 2ffabf50bd0038acc0e92fe78915610a7fded182 Mon Sep 17 00:00:00 2001
From: Colin Ian King <colin.king@canonical.com>
Date: Wed, 23 Aug 2017 15:34:33 +0100
Subject: [PATCH] staging: r8822be: fix memory leak of eeprom_map on error exit return
Git-commit: 2ffabf50bd0038acc0e92fe78915610a7fded182
Patch-mainline: v4.14-rc1
References: FATE#326887
A memory leak of eeprom_map occurs if the call to halmac_eeprom_parser_88xx
fails. Fix this by kfree'ing it before returning.
Detected by CoverityScan, CID#1454569 ("Resource leak")
Fixes: 938a0447f094 ("staging: r8822be: Add code for halmac sub-driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c
index 0551c471ac43..f623ae55d1a1 100644
--- a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c
+++ b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx.c
@@ -1950,8 +1950,10 @@ halmac_dump_logical_efuse_map_88xx(struct halmac_adapter *halmac_adapter,
if (halmac_eeprom_parser_88xx(halmac_adapter,
halmac_adapter->hal_efuse_map,
- eeprom_map) != HALMAC_RET_SUCCESS)
+ eeprom_map) != HALMAC_RET_SUCCESS) {
+ kfree(eeprom_map);
return HALMAC_RET_EEPROM_PARSING_FAIL;
+ }
PLATFORM_EVENT_INDICATION(
driver_adapter, HALMAC_FEATURE_DUMP_LOGICAL_EFUSE,
--
2.19.1