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x86: 0 -> NULL, for arch/x86_64

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When comparing a pointer, it's clearer to compare it to NULL than to 0.

[ tglx: arch/x86 adaptation ]

Signed-off-by: Yoann Padioleau <padator@wanadoo.fr>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: ak@suse.de
Cc: discuss@x86-64.org
Cc: akpm@linux-foundation.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Yoann Padioleau 2007-10-17 18:04:35 +02:00 committed by Thomas Gleixner
parent 17d1486a69
commit 83e83d546c
1 changed files with 1 additions and 1 deletions
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2
arch/x86/mm/numa_64.c
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@ -166,7 +166,7 @@ early_node_mem(int nodeid, unsigned long start, unsigned long end,
return __va(mem);
ptr = __alloc_bootmem_nopanic(size,
SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS));
if (ptr == 0) {
if (ptr == NULL) {
printk(KERN_ERR "Cannot find %lu bytes in node %d\n",
size, nodeid);
return NULL;