From: Jeff King <peff@peff.net>
Date: Thu, 28 May 2015 07:54:43 +0000 (-0400)
Subject: config.c: fix mmap leak when writing config
X-Git-Tag: v2.4.5~7^2~3
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/3a1b3126ed5a0b51d5b1fdba827c92bf2acf5fc6?hp=3a1b3126ed5a0b51d5b1fdba827c92bf2acf5fc6

config.c: fix mmap leak when writing config

We mmap the existing config file, but fail to unmap it if we
hit an error. The function already has a shared exit path,
so we can fix this by moving the mmap pointer to the
function scope and clearing it in the shared exit.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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