summaryrefslogtreecommitdiff
path: root/networking/udhcp
diff options
context:
space:
mode:
Diffstat (limited to 'networking/udhcp')
-rw-r--r--networking/udhcp/socket.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/networking/udhcp/socket.c b/networking/udhcp/socket.c
index be5985f..21a0585 100644
--- a/networking/udhcp/socket.c
+++ b/networking/udhcp/socket.c
@@ -53,9 +53,9 @@ int read_interface(const char *interface, int *ifindex, uint32_t *addr, uint8_t
ifr.ifr_addr.sa_family = AF_INET;
strncpy(ifr.ifr_name, interface, sizeof(ifr.ifr_name));
if (addr) {
- if (ioctl(fd, SIOCGIFADDR, &ifr) != 0) {
- bb_perror_msg("SIOCGIFADDR failed (is interface %s "
- "up and configured?)", interface);
+ if (ioctl_or_perror(fd, SIOCGIFADDR, &ifr,
+ "is interface %s up and configured?", interface)
+ ) {
close(fd);
return -1;
}
@@ -65,8 +65,7 @@ int read_interface(const char *interface, int *ifindex, uint32_t *addr, uint8_t
}
if (ifindex) {
- if (ioctl(fd, SIOCGIFINDEX, &ifr) != 0) {
- bb_perror_msg("SIOCGIFINDEX failed");
+ if (ioctl_or_warn(fd, SIOCGIFINDEX, &ifr) != 0) {
close(fd);
return -1;
}
@@ -75,8 +74,7 @@ int read_interface(const char *interface, int *ifindex, uint32_t *addr, uint8_t
}
if (arp) {
- if (ioctl(fd, SIOCGIFHWADDR, &ifr) != 0) {
- bb_perror_msg("SIOCGIFHWADDR failed");
+ if (ioctl_or_warn(fd, SIOCGIFHWADDR, &ifr) != 0) {
close(fd);
return -1;
}