[PATCH] staging: rtl8723bs: Fix a resource leak in sd_int_dpc

From: Xiangyang Zhang
Date: Mon Jun 28 2021 - 11:48:24 EST


The "c2h_evt" variable is not freed when function call
"c2h_evt_read_88xx" failed

Fixes: 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Xiangyang Zhang <xyz.sun.ok@xxxxxxxxx>
---
drivers/staging/rtl8723bs/hal/sdio_ops.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/staging/rtl8723bs/hal/sdio_ops.c b/drivers/staging/rtl8723bs/hal/sdio_ops.c
index 2dd251ce177e..a545832a468e 100644
--- a/drivers/staging/rtl8723bs/hal/sdio_ops.c
+++ b/drivers/staging/rtl8723bs/hal/sdio_ops.c
@@ -909,6 +909,8 @@ void sd_int_dpc(struct adapter *adapter)
} else {
rtw_c2h_wk_cmd(adapter, (u8 *)c2h_evt);
}
+ } else {
+ kfree(c2h_evt);
}
} else {
/* Error handling for malloc fail */
--
2.19.1