* [PATCH] rpmsg: qcom_glink_native: fix error return code of qcom_glink_rx_data()
@ 2021-03-06 13:36 Jia-Ju Bai
0 siblings, 0 replies; only message in thread
From: Jia-Ju Bai @ 2021-03-06 13:36 UTC (permalink / raw)
To: agross, bjorn.andersson, ohad
Cc: linux-arm-msm, linux-remoteproc, linux-kernel, Jia-Ju Bai
When idr_find() returns NULL to intent, no error return code of
qcom_glink_rx_data() is assigned.
To fix this bug, ret is assigned with -ENOENT in this case.
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
---
drivers/rpmsg/qcom_glink_native.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index 27a05167c18c..4840886532ff 100644
--- a/drivers/rpmsg/qcom_glink_native.c
+++ b/drivers/rpmsg/qcom_glink_native.c
@@ -857,6 +857,7 @@ static int qcom_glink_rx_data(struct qcom_glink *glink, size_t avail)
dev_err(glink->dev,
"no intent found for channel %s intent %d",
channel->name, liid);
+ ret = -ENOENT;
goto advance_rx;
}
}
--
2.17.1
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