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authorBongsu Jeon <bongsu.jeon@samsung.com>2020-12-13 10:58:50 +0100
committerJakub Kicinski <kuba@kernel.org>2020-12-15 04:20:43 +0100
commita4485baefa1efa596702ebffd5a9c760d42b14b5 (patch)
treed3e85337345fb075eca4fc5f6cc1881ec5599825 /drivers/nfc
parentnet: vxget: clean up sparse warnings (diff)
downloadlinux-a4485baefa1efa596702ebffd5a9c760d42b14b5.tar.xz
linux-a4485baefa1efa596702ebffd5a9c760d42b14b5.zip
nfc: s3fwrn5: Release the nfc firmware
add the code to release the nfc firmware when the firmware image size is wrong. Fixes: c04c674fadeb ("nfc: s3fwrn5: Add driver for Samsung S3FWRN5 NFC Chip") Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20201213095850.28169-1-bongsu.jeon@samsung.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/nfc')
-rw-r--r--drivers/nfc/s3fwrn5/firmware.c4
1 files changed, 3 insertions, 1 deletions
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';