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*: introduce and use bb_unsetenv_and_free

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function                                             old     new   delta
bb_unsetenv_and_free                                   -      17     +17
tcpudpsvd_main                                      1819    1810      -9
safe_setenv                                           58      47     -11
udhcp_run_script                                     630     616     -14
make_device                                         1683    1663     -20
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(add/remove: 1/0 grow/shrink: 0/4 up/down: 17/-54)            Total: -37 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-06-24 05:00:50 +02:00
parent da75f44844
commit dd8adde386
6 changed files with 11 additions and 10 deletions
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6
util-linux/mdev.c
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@ -374,10 +374,8 @@ static void make_device(char *path, int delete)
putenv(s1);
if (system(command) == -1)
bb_perror_msg("can't run '%s'", command);
unsetenv("SUBSYSTEM");
free(s1);
unsetenv("MDEV");
free(s);
bb_unsetenv_and_free(s1);
bb_unsetenv_and_free(s);
free(command);
}