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-rw-r--r--drivers/mfd/pcf50633-adc.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/mfd/pcf50633-adc.c b/drivers/mfd/pcf50633-adc.c
index c1984b0d1..a4a765055 100644
--- a/drivers/mfd/pcf50633-adc.c
+++ b/drivers/mfd/pcf50633-adc.c
@@ -140,6 +140,7 @@ int pcf50633_adc_async_read(struct pcf50633 *pcf, int mux, int avg,
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);
@@ -151,7 +152,11 @@ int pcf50633_adc_async_read(struct pcf50633 *pcf, int mux, int avg,
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);