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authorDenys Vlasenko2017-07-22 03:04:20 +0200
committerDenys Vlasenko2017-07-22 03:04:20 +0200
commite4f6bfd6fec87e8eb77f1a9fe34b8b7884ef9748 (patch)
tree7d0279df538daa9f4df7be4044cae4a2ffdfe023 /networking/ifplugd.c
parentbbf17bbf326c7157ca237b9659472ddf7626e68d (diff)
downloadbusybox-e4f6bfd6fec87e8eb77f1a9fe34b8b7884ef9748.zip
busybox-e4f6bfd6fec87e8eb77f1a9fe34b8b7884ef9748.tar.gz
zcip: fix slow environment leak
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/ifplugd.c')
-rw-r--r--networking/ifplugd.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/networking/ifplugd.c b/networking/ifplugd.c
index c36bc95..9bc1a07 100644
--- a/networking/ifplugd.c
+++ b/networking/ifplugd.c
@@ -342,10 +342,8 @@ static int run_script(const char *action)
/* r < 0 - can't exec, 0 <= r < 0x180 - exited, >=0x180 - killed by sig (r-0x180) */
r = spawn_and_wait(argv);
- unsetenv(IFPLUGD_ENV_PREVIOUS);
- unsetenv(IFPLUGD_ENV_CURRENT);
- free(env_PREVIOUS);
- free(env_CURRENT);
+ bb_unsetenv_and_free(env_PREVIOUS);
+ bb_unsetenv_and_free(env_CURRENT);
bb_error_msg("exit code: %d", r & 0xff);
return (option_mask32 & FLAG_IGNORE_RETVAL) ? 0 : r;