From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/mfd/pcf50633-adc.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/kernel/drivers/mfd/pcf50633-adc.c b/kernel/drivers/mfd/pcf50633-adc.c
index 5cd653e..191b1bc 100644
--- a/kernel/drivers/mfd/pcf50633-adc.c
+++ b/kernel/drivers/mfd/pcf50633-adc.c
@@ -136,6 +136,7 @@
void *callback_param)
{
struct pcf50633_adc_request *req;
+ int ret;
/* req is freed when the result is ready, in interrupt handler */
req = kmalloc(sizeof(*req), GFP_KERNEL);
@@ -147,7 +148,11 @@
req->callback = callback;
req->callback_param = callback_param;
- return adc_enqueue_request(pcf, req);
+ ret = adc_enqueue_request(pcf, req);
+ if (ret)
+ kfree(req);
+
+ return ret;
}
EXPORT_SYMBOL_GPL(pcf50633_adc_async_read);
--
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