makepkg: fix error on unnecessary -r

The grep statement used to check for a difference between the
installed package list before and after resolving dependencies
returns 1 if there is no difference.  This sets of the error
trap when "-r" is used "unnecessarily".

Signed-off-by: Allan McRae <allan@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>

0 files changed, 0 insertions, 0 deletions