After successfully calling request_firmware(), if the firmware size
check fails or if kmemdup() fails, the code jumps to the exit label
without calling release_firmware(), causing a memory leak. Call
release_firmware() directly in each error path before jumping to cleanup
label.

Signed-off-by: Samasth Norway Ananda <samasth.norway.ananda@oracle.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
---
 drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
index 054e2c2eab02..528bc05169de 100644
--- a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
+++ b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c
@@ -346,12 +346,14 @@ s32 rtl8723b_FirmwareDownload(struct adapter *padapter, bool  bUsedWoWLANFw)
 
 	if (fw->size > FW_8723B_SIZE) {
 		rtStatus = _FAIL;
+		release_firmware(fw);
 		goto exit;
 	}
 
 	pFirmware->fw_buffer_sz = kmemdup(fw->data, fw->size, GFP_KERNEL);
 	if (!pFirmware->fw_buffer_sz) {
 		rtStatus = _FAIL;
+		release_firmware(fw);
 		goto exit;
 	}
 
-- 
2.50.1