*: introduce and use bb_unsetenv_and_free
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
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/4 up/down: 17/-54) Total: -37 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/miscutils/crond.c b/miscutils/crond.c
index f511592..4a3103c 100644
--- a/miscutils/crond.c
+++ b/miscutils/crond.c
@@ -264,8 +264,7 @@
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);