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authorJia-Ju Bai <baijiaju1990@gmail.com>2021-03-06 05:36:24 -0800
committerBjorn Andersson <bjorn.andersson@linaro.org>2021-04-09 11:08:42 -0500
commit26594c6bbb60c6bc87e3762a86ceece57d164c66 (patch)
tree1c216ffa6b39701431e2339715c73b55437c50ff /drivers/rpmsg/qcom_glink_native.c
parentrpmsg: char: Return an error if device already open (diff)
downloadlinux-dev-26594c6bbb60c6bc87e3762a86ceece57d164c66.tar.xz
linux-dev-26594c6bbb60c6bc87e3762a86ceece57d164c66.zip
rpmsg: qcom_glink_native: fix error return code of qcom_glink_rx_data()
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. Fixes: 64f95f87920d ("rpmsg: glink: Use the local intents when receiving data") Reported-by: TOTE Robot <oslab@tsinghua.edu.cn> Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com> Link: https://lore.kernel.org/r/20210306133624.17237-1-baijiaju1990@gmail.com Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/rpmsg/qcom_glink_native.c')
-rw-r--r--drivers/rpmsg/qcom_glink_native.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index edae0c9a8236..05533c71b10e 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;
}
}