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arp: Preserve error if only the first ioctl fails

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This commit is contained in:
Ben Wiederhake 2021-10-11 00:02:03 +02:00 • committed by Andreas Kling
parent f7daf04f81
commit 203ee58aa2
1 changed files with 6 additions and 3 deletions
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9
Userland/Utilities/arp.cpp
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@ -156,11 +156,14 @@ int main(int argc, char** argv)
*(MACAddress*)&arp_req.arp_ha.sa_data[0] = hw_address.value();
int rc;
int rc = 0;
if (flag_set)
rc = ioctl(fd, SIOCSARP, &arp_req);
if (flag_delete)
rc = ioctl(fd, SIOCDARP, &arp_req);
if (flag_delete) {
int rc2 = ioctl(fd, SIOCDARP, &arp_req);
if (!rc2)
rc = rc2;
}
if (rc < 0) {
perror("ioctl");