netdev - [PATCH net-next] nfc: s3fwrn5: Release the nfc firmware

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Message-Id: <20201213095850.28169-1-bongsu.jeon@samsung.com>
Date:   Sun, 13 Dec 2020 18:58:50 +0900
From:   Bongsu Jeon <bongsu.jeon2@...il.com>
To:     krzk@...nel.org
Cc:     linux-nfc@...ts.01.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, Bongsu Jeon <bongsu.jeon@...sung.com>
Subject: [PATCH net-next] nfc: s3fwrn5: Release the nfc firmware

From: Bongsu Jeon <bongsu.jeon@...sung.com>

add the code to release the nfc firmware when the firmware image size is
wrong.

Signed-off-by: Bongsu Jeon <bongsu.jeon@...sung.com>
---
 drivers/nfc/s3fwrn5/firmware.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c
index 4b5352e2b915..b70737b3070e 100644
--- a/drivers/nfc/s3fwrn5/firmware.c
+++ b/drivers/nfc/s3fwrn5/firmware.c
@@ -293,8 +293,10 @@ int s3fwrn5_fw_request_firmware(struct s3fwrn5_fw_info *fw_info)
 	if (ret < 0)
 		return ret;
 
-	if (fw->fw->size < S3FWRN5_FW_IMAGE_HEADER_SIZE)
+	if (fw->fw->size < S3FWRN5_FW_IMAGE_HEADER_SIZE) {
+		release_firmware(fw->fw);
 		return -EINVAL;
+	}
 
 	memcpy(fw->date, fw->fw->data + 0x00, 12);
 	fw->date[12] = '\0';
-- 
2.17.1