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macaddr: fix osmo_macaddr_parse(): return meaningful error codes 

Change-Id: I316deb83979198acc26721d29708d9942174b192
This commit is contained in:
Vadim Yanitskiy 2020-08-27 01:10:51 +07:00
parent a751f77cad
commit f76f21b245
1 changed files with 3 additions and 2 deletions
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5
src/macaddr.c
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@ -34,6 +34,7 @@
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
/*! Parse a MAC address from human-readable notation
* This function parses an ethernet MAC address in the commonly-used
@ -77,11 +78,11 @@ int osmo_macaddr_parse(uint8_t *out, const char *in)
*/
int osmo_get_macaddr(uint8_t *mac_out, const char *dev_name)
{
int rc = -1;
struct ifaddrs *ifa, *ifaddr;
int rc = -ENODEV;
if (getifaddrs(&ifaddr) != 0)
return -1;
return -errno;
for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) {
struct sockaddr_dl *sdl;