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| author |   Cyrill Gorcunov <gorcunov@openvz.org> | 2009-11-08 18:54:31 +0300 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2009-11-08 17:06:23 +0100 |
| commit | 4343fe1024e09e17667f95620ed3e69a7a5f4389 (patch) | |
| tree | 1de7224068779bafd828ad2291cad1406b6a10b4 /arch/x86/kernel/apic/io_apic.c | |
| parent | x86, apic: Use PAGE_SIZE instead of numbers (diff) | |
| download | linux-dev-4343fe1024e09e17667f95620ed3e69a7a5f4389.tar.xz linux-dev-4343fe1024e09e17667f95620ed3e69a7a5f4389.zip | |
x86, ioapic: Use snrpintf while set names for IO-APIC resourses
We should be ready that one day MAX_IO_APICS may raise its
number. To prevent memory overwrite we're to use safe
snprintf while set IO-APIC resourse name.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <20091108155431.GC25940@lenovo>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/apic/io_apic.c')
| -rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 9ee1c1628c17..24d1458a1822 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -4066,7 +4066,7 @@ static struct resource * __init ioapic_setup_resources(int nr_ioapics) for (i = 0; i < nr_ioapics; i++) { res[i].name = mem; res[i].flags = IORESOURCE_MEM | IORESOURCE_BUSY; - sprintf(mem, "IOAPIC %u", i); + snprintf(mem, IOAPIC_RESOURCE_NAME_SIZE, "IOAPIC %u", i); mem += IOAPIC_RESOURCE_NAME_SIZE; } |