From: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Date: Sat, 23 Feb 2013 00:35:46 +0000 (-0800)
Subject: fs/buffer.c: change type of max_buffer_heads to unsigned long
X-Git-Tag: v3.9-rc1~99^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=43be594a6b0ce34ab5fa3b13e08727a99fb95b91;p=pandora-kernel.git

fs/buffer.c: change type of max_buffer_heads to unsigned long

max_buffer_heads is calculated from nr_free_buffer_pages(), so change
its type to unsigned long in case of overflow.

Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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