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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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3
miscutils/crond.c
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@ -264,8 +264,7 @@ static void safe_setenv(char **pvar_val, const char *var, const char *val)
char *var_val = *pvar_val;
if (var_val) {
bb_unsetenv(var_val);
free(var_val);
bb_unsetenv_and_free(var_val);
}
*pvar_val = xasprintf("%s=%s", var, val);
putenv(*pvar_val);