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authorJia-Ju Bai <baijiaju1990@gmail.com>2021-03-06 05:36:24 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-19 10:08:25 +0200
commit20f9516b8372c3aaafdc78b9f072e2bbac9b50e5 (patch)
tree5b902d44edc02eddbe27d93d7e28591850054aa5 /drivers/rpmsg
parent3ed8832aeaa9a37b0fc386bb72ff604352567c80 (diff)
rpmsg: qcom_glink_native: fix error return code of qcom_glink_rx_data()
[ Upstream commit 26594c6bbb60c6bc87e3762a86ceece57d164c66 ] 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> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/rpmsg')
-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 d5114abcde19..0f10b3f84705 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;
}
}