6.15-stable review patch. If anyone has any objections, please let me know.
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From: Barnabás Czémán barnabas.czeman@mainlining.org
[ Upstream commit 421777a02bbd9cdabe0ae05a69ee06253150589d ]
mbox_request_channel() returning value was changed in case of error. It uses returning value of of_parse_phandle_with_args(). It is returning with -ENOENT instead of -ENODEV when no mboxes property exists.
Fixes: 24fdd5074b20 ("mailbox: use error ret code of of_parse_phandle_with_args()") Signed-off-by: Barnabás Czémán barnabas.czeman@mainlining.org Reviewed-by: Stephan Gerhold stephan.gerhold@linaro.org Tested-by: Stephan Gerhold stephan.gerhold@linaro.org # msm8939 Link: https://lore.kernel.org/r/20250421-fix-qcom-smd-v1-2-574d071d3f27@mainlining... Signed-off-by: Bjorn Andersson andersson@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/soc/qcom/smp2p.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/soc/qcom/smp2p.c b/drivers/soc/qcom/smp2p.c index a3e88ced328a9..c9199d6fbe26e 100644 --- a/drivers/soc/qcom/smp2p.c +++ b/drivers/soc/qcom/smp2p.c @@ -575,7 +575,7 @@ static int qcom_smp2p_probe(struct platform_device *pdev) smp2p->mbox_client.knows_txdone = true; smp2p->mbox_chan = mbox_request_channel(&smp2p->mbox_client, 0); if (IS_ERR(smp2p->mbox_chan)) { - if (PTR_ERR(smp2p->mbox_chan) != -ENODEV) + if (PTR_ERR(smp2p->mbox_chan) != -ENOENT) return PTR_ERR(smp2p->mbox_chan);
smp2p->mbox_chan = NULL;