[PATCH] cris: check kmalloc return value before use data
in [Kernel]
|
Prev: (tsc) clock too slow on Core-i7/ASRock X58
Next: [PATCH 0/2] hwmon: Update coretemp to current Intel processors
From: Steven Liu on 18 May 2010 03:20 check kmalloc return value before use data Signed-off-by: Liu Qi <lingjiujianke(a)gmail.com> --- arch/cris/arch-v32/kernel/signal.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index 0b7e3f1..534eea3 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c @@ -656,6 +656,10 @@ int __init cris_init_signal(void) { u16* data = kmalloc(PAGE_SIZE, GFP_KERNEL); + if(!data){ + printk(KERN_ERR "kmalloc failed in %s\n", __func__); + return -ENOMEM; + } /* This is movu.w __NR_sigreturn, r9; break 13; */ data[0] = 0x9c5f; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |