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Diffstat (limited to 'fs/cifs/dns_resolve.c')
-rw-r--r--fs/cifs/dns_resolve.c25
1 files changed, 5 insertions, 20 deletions
diff --git a/fs/cifs/dns_resolve.c b/fs/cifs/dns_resolve.c
index df4a306f697..87948147d7e 100644
--- a/fs/cifs/dns_resolve.c
+++ b/fs/cifs/dns_resolve.c
@@ -35,26 +35,11 @@
* 0 - name is not IP
*/
static int
-is_ip(const char *name)
+is_ip(char *name)
{
- int rc;
- struct sockaddr_in sin_server;
- struct sockaddr_in6 sin_server6;
-
- rc = cifs_inet_pton(AF_INET, name,
- &sin_server.sin_addr.s_addr);
-
- if (rc <= 0) {
- /* not ipv4 address, try ipv6 */
- rc = cifs_inet_pton(AF_INET6, name,
- &sin_server6.sin6_addr.in6_u);
- if (rc > 0)
- return 1;
- } else {
- return 1;
- }
- /* we failed translating address */
- return 0;
+ struct sockaddr_storage ss;
+
+ return cifs_convert_address(name, &ss);
}
static int
@@ -72,7 +57,7 @@ dns_resolver_instantiate(struct key *key, const void *data,
ip[datalen] = '\0';
/* make sure this looks like an address */
- if (!is_ip((const char *) ip)) {
+ if (!is_ip(ip)) {
kfree(ip);
return -EINVAL;
}