X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=support%2Fexport%2Fclient.c;h=076b0c069dd1ff2991d374ee8c498087601321e8;hp=1fd42697f04ab812f5e6e858d7cc73b9cc32d08a;hb=4d961554071d2308017062c8bc39f37f5de55b5f;hpb=86ae664e66c439354cb4f959e9f289059e7760a4

diff --git a/support/export/client.c b/support/export/client.c
index 1fd4269..076b0c0 100644
--- a/support/export/client.c
+++ b/support/export/client.c
@@ -42,12 +42,22 @@ client_lookup(char *hname)
 	htype = client_gettype(hname);
 
 	if (htype == MCL_FQDN) {
+		struct hostent *hp2;
 		hp = gethostbyname(hname);
 		if (hp == NULL || hp->h_addrtype != AF_INET) {
 			xlog(L_ERROR, "%s has non-inet addr", hname);
 			return NULL;
 		}
-		hp = hostent_dup (hp);
+		/* make sure we have canonical name */
+		hp2 = hostent_dup(hp);
+		hp = gethostbyaddr(hp2->h_addr, hp2->h_length,
+				   hp2->h_addrtype);
+		if (hp) {
+			free(hp2);
+			hp = hostent_dup(hp);
+		} else
+			hp = hp2;
+
 		hname = (char *) hp->h_name;
 
 		for (clp = clientlist[htype]; clp; clp = clp->m_next) {