irq: Remove smp_affinity_list when unregister irq proc
irq: Remove smp_affinity_list when unregister irq proc

commit 4b06042(bitmap, irq: add smp_affinity_list interface to
/proc/irq) causes the following warning:

[  274.239500] WARNING: at fs/proc/generic.c:850 remove_proc_entry+0x24c/0x27a()
[  274.251761] remove_proc_entry: removing non-empty directory 'irq/184',
    	       leaking at least 'smp_affinity_list'

Remove the new file in the exit path.

Signed-off-by: Yinghai Lu <0674548f4d596393408a51d6287a76ebba2f42aa@kernel.org>
Cc: Mike Travis <e6cc0fb2b8dad4110ef62e9a33e5a8aa4e0f86d7@sgi.com>
Link: cbc94512f80ba665ead4fae10c83cf753e61e8fb@kernel.org
Signed-off-by: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs