From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 19 Apr 2014 18:24:18 +0000 (-0400)
Subject: acct: simplify check_free_space()
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~87^2~32
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=54a4d58a6459a93fc6ee898354b3d2ffb80dd03a;p=pandora-kernel.git

acct: simplify check_free_space()

a) file can't be NULL
b) file can't be changed under us
c) all writes are serialized by acct->lock; no need to mess with
spinlock there.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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