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The previous change made the code look for emN and pciN in addition to what
it did originally, which was search for ethN.  However, it needed to be looking
for pciN#N, so that's what it does now.

This also moves the memset() to be before every ioctl().


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@353175 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2012-01-29 02:42:59 +00:00
parent 1efffc8d95
commit d42eaedb15
1 changed files with 15 additions and 5 deletions
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20
main/netsock.c
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@@ -238,17 +238,17 @@ void ast_set_default_eid(struct ast_eid *eid)
int s, x = 0;
char eid_str[20];
struct ifreq ifr;
static const unsigned int MAXIF = 10;
s = socket(AF_INET, SOCK_STREAM, 0);
if (s < 0)
return;
for (x = 0; x < 10; x++) {
static const char *prefixes[] = { "eth", "em", "pci" };
for (x = 0; x < MAXIF; x++) {
static const char *prefixes[] = { "eth", "em" };
unsigned int i;
memset(&ifr, 0, sizeof(ifr));
for (i = 0; i < ARRAY_LEN(prefixes); i++) {
memset(&ifr, 0, sizeof(ifr));
snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s%d", prefixes[i], x);
if (!ioctl(s, SIOCGIFHWADDR, &ifr)) {
break;
@@ -256,7 +256,17 @@ void ast_set_default_eid(struct ast_eid *eid)
}
if (i == ARRAY_LEN(prefixes)) {
continue;
/* Try pciX#[1..N] */
for (i = 0; i < MAXIF; i++) {
memset(&ifr, 0, sizeof(ifr));
snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "pci%u#%u", x, i);
if (!ioctl(s, SIOCGIFHWADDR, &ifr)) {
break;
}
}
if (i == MAXIF) {
continue;
}
}
memcpy(eid, ((unsigned char *)&ifr.ifr_hwaddr) + 2, sizeof(*eid));