From 687ade3e4e55ecc26f89190b9dd35a3179fdc485 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Mon, 23 Dec 2024 02:17:07 +0100
Subject: acpi: Look out for acpi_get_irq_number errors

Otherwise we would take the error as irq number.
---
 acpi/acpi-ops.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'acpi')

diff --git a/acpi/acpi-ops.c b/acpi/acpi-ops.c
index 1aaec10c..47f7e3d2 100644
--- a/acpi/acpi-ops.c
+++ b/acpi/acpi-ops.c
@@ -73,6 +73,7 @@ S_acpi_get_pci_irq (struct protid *master,
 		    int *irq)
 {
   error_t err;
+  int ret;
 
   if (!master)
     return EOPNOTSUPP;
@@ -81,6 +82,10 @@ S_acpi_get_pci_irq (struct protid *master,
   if (err)
     return err;
 
-  *irq = acpi_get_irq_number(bus, dev, func);
-  return err;
+  ret = acpi_get_irq_number(bus, dev, func);
+  if (ret < 0)
+    return -EIO;
+
+  *irq = ret;
+  return 0;
 }
-- 
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