From: Michael Haggerty <mhagger@alum.mit.edu>
Date: Tue, 25 Nov 2014 08:02:29 +0000 (+0100)
Subject: prune_remote(): exit early if there are no stale references
X-Git-Tag: v2.3.0-rc0~70^2~6
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/16d4fa3d9667ca28a519c46c1b1c752a848a693c?hp=16d4fa3d9667ca28a519c46c1b1c752a848a693c

prune_remote(): exit early if there are no stale references

Aside from making the logic clearer, this avoids a call to
warn_dangling_symrefs(), which always does a for_each_rawref()
iteration.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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