This is a note to let you know that I've just added the patch titled rpmsg: qcom_smd: Fix returning 0 if irq_of_parse_and_map() fails to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rpmsg-qcom_smd-fix-returning-0-if-irq_of_parse_and_m.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 159f33f46e513eb79a87d5855843808933287589 Author: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Date: Sat Apr 23 11:39:32 2022 +0200 rpmsg: qcom_smd: Fix returning 0 if irq_of_parse_and_map() fails [ Upstream commit 59d6f72f6f9c92fec8757d9e29527da828e9281f ] irq_of_parse_and_map() returns 0 on failure, so this should not be passed further as error return code. Fixes: 1a358d350664 ("rpmsg: qcom_smd: Fix irq_of_parse_and_map() return value") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> Link: https://lore.kernel.org/r/20220423093932.32136-1-krzysztof.kozlowski@xxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index db5f6009fb49..a4db9f6100d2 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -1390,7 +1390,7 @@ static int qcom_smd_parse_edge(struct device *dev, irq = irq_of_parse_and_map(node, 0); if (!irq) { dev_err(dev, "required smd interrupt missing\n"); - ret = irq; + ret = -EINVAL; goto put_node; }