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libbb: make parse_chown_usergroup_or_die() set unspecified uid/gid to -1

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function                                             old     new   delta
parse_chown_usergroup_or_die                         102     115     +13
chown_main                                           190     175     -15
start_stop_daemon_main                              1043    1027     -16
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(add/remove: 0/0 grow/shrink: 1/2 up/down: 13/-31)            Total: -18 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2015-10-19 04:37:19 +02:00
parent 526d85831e
commit 3d0805e9e7
3 changed files with 6 additions and 8 deletions
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2
libpwdgrp/uidgid_get.c
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@@ -90,6 +90,8 @@ void FAST_FUNC parse_chown_usergroup_or_die(struct bb_uidgid_t *u, char *user_gr
{
char *group;
u->uid = u->gid = (gid_t)-1L;
/* Check if there is a group name */
group = strchr(user_group, '.'); /* deprecated? */
if (!group)