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-rw-r--r--dhcpcd.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/dhcpcd.c b/dhcpcd.c
index 791f513..df3e790 100644
--- a/dhcpcd.c
+++ b/dhcpcd.c
@@ -1905,9 +1905,14 @@ main(int argc, char **argv)
char pidpropname[PROPERTY_KEY_MAX];
char pidpropval[PROPERTY_VALUE_MAX];
+ if (optind != argc - 1) {
+ syslog(LOG_ERR, "Android requires an interface");
+ exit(EXIT_FAILURE);
+ }
+
if (snprintf(pidpropname,
sizeof(pidpropname),
- "dhcp.%s.pid", iface->name) >= PROPERTY_KEY_MAX)
+ "dhcp.%s.pid", argv[optind]) >= PROPERTY_KEY_MAX)
exit(EXIT_FAILURE);
property_get(pidpropname, pidpropval, NULL);
if (strlen(pidpropval) == 0)
@@ -1985,9 +1990,14 @@ main(int argc, char **argv)
if (set_cloexec(pidfd) == -1)
exit(EXIT_FAILURE);
#ifdef ANDROID
+ if (optind != argc - 1) {
+ syslog(LOG_ERR, "Android requires an interface");
+ exit(EXIT_FAILURE);
+ }
+
if (snprintf(pidpropname,
sizeof(pidpropname),
- "dhcp.%s.pid", iface->name) >= PROPERTY_KEY_MAX)
+ "dhcp.%s.pid", argv[optind]) >= PROPERTY_KEY_MAX)
exit(EXIT_FAILURE);
if (snprintf(pidpropval, sizeof(pidpropval), "%d", getpid()) >= PROPERTY_VALUE_MAX)
exit(EXIT_FAILURE);