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>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>