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Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-utils.c')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-utils.c24
1 files changed, 14 insertions, 10 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c
index e675581..e0dc706 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.c
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.c
@@ -128,8 +128,10 @@ glusterd_is_local_addr (char *hostname)
struct ifconf buf = {0,};
int sd = -1;
struct ifreq *ifr = NULL;
+ struct ifreq *ifr_end = NULL;
int32_t size = 0;
- int32_t num_req = 0;
+ char buff[1024] = {0,};
+ gf_boolean_t need_free = _gf_false;
ret = getaddrinfo (hostname, NULL, NULL, &result);
@@ -146,13 +148,12 @@ glusterd_is_local_addr (char *hostname)
}
- sd = socket (PF_UNIX, SOCK_DGRAM, 0);
+ sd = socket (AF_INET, SOCK_DGRAM, 0);
if (sd == -1)
goto out;
- buf.ifc_len = sizeof (struct ifreq);
- buf.ifc_req = GF_CALLOC (1, sizeof (struct ifreq),
- gf_gld_mt_ifreq);
+ buf.ifc_len = sizeof (buff);
+ buf.ifc_buf = buff;
size = buf.ifc_len;
ret = ioctl (sd, SIOCGIFCONF, &buf);
@@ -163,18 +164,21 @@ glusterd_is_local_addr (char *hostname)
while (size <= buf.ifc_len) {
size += sizeof (struct ifreq);
buf.ifc_len = size;
- buf.ifc_req = GF_REALLOC (buf.ifc_req, size);
+ if (need_free)
+ GF_FREE (buf.ifc_req);
+ buf.ifc_req = GF_CALLOC (1, size, gf_gld_mt_ifreq);
+ need_free = 1;
ret = ioctl (sd, SIOCGIFCONF, &buf);
if (ret) {
goto out;
}
}
+ ifr_end = (struct ifreq *)&buf.ifc_buf[buf.ifc_len];
+
for (res = result; res != NULL; res = res->ai_next) {
ifr = buf.ifc_req;
- num_req = size / sizeof (struct ifreq) - 1;
-
- while (num_req--) {
+ while (ifr < ifr_end) {
if ((ifr->ifr_addr.sa_family == res->ai_addr->sa_family)
&& (memcmp (&ifr->ifr_addr, res->ai_addr,
res->ai_addrlen) == 0)) {
@@ -192,7 +196,7 @@ out:
if (result)
freeaddrinfo (result);
- if (buf.ifc_req)
+ if (need_free)
GF_FREE (buf.ifc_req);
if (found)