[media] smscoreapi: memory leak fix

Ensure release_firmware is called if kmalloc fails.

[mchehab@redhat.com: patch unmangled and converted from -p2 to -p1]
Signed-off-by: Roberto Alcantara <roberto@eletronica.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/siano/smscoreapi.c

@@ -1173,8 +1173,8 @@ static int smscore_load_firmware_from_file(struct smscore_device_t *coredev,
 			 GFP_KERNEL | GFP_DMA);
 	if (!fw_buf) {
 		sms_err("failed to allocate firmware buffer");
-		return -ENOMEM;
-	}
+		rc = -ENOMEM;
+	} else {
 		memcpy(fw_buf, fw->data, fw->size);
 		fw_buf_size = fw->size;
 
@@ -1182,6 +1182,7 @@ static int smscore_load_firmware_from_file(struct smscore_device_t *coredev,
 			smscore_load_firmware_family2(coredev, fw_buf, fw_buf_size)
 			: loadfirmware_handler(coredev->context, fw_buf,
 			fw_buf_size);
+	}
 
 	kfree(fw_buf);
 	release_firmware(fw);