diff options
| author | Max Krummenacher <max.krummenacher@toradex.com> | 2017-09-27 10:48:34 +0200 |
|---|---|---|
| committer | Max Krummenacher <max.krummenacher@toradex.com> | 2017-09-27 10:48:34 +0200 |
| commit | 3f5660b1cbb09c65319c452ca9dc26a572aacc6d (patch) | |
| tree | a64b5100d2b8a50176a998657b7cc142d48c4c2f /arch/x86/kernel/acpi/boot.c | |
| parent | 3f68dc7c600c0354f5df7f06b931661319addafb (diff) | |
| parent | 346ae4600d05c8488abcda40bb4ca8dbcbbeacc0 (diff) | |
Merge remote-tracking branch 'fslc/4.1-2.0.x-imx' into toradex_4.1-2.0.x-imx
Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 07bea80223f6..60aa02503b48 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -329,6 +329,14 @@ static void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, struct mpc_intsrc mp_irq; /* + * Check bus_irq boundary. + */ + if (bus_irq >= NR_IRQS_LEGACY) { + pr_warn("Invalid bus_irq %u for legacy override\n", bus_irq); + return; + } + + /* * Convert 'gsi' to 'ioapic.pin'. */ ioapic = mp_find_ioapic(gsi); |