In case of RADIX_MPATH do not leak the IN_IFADDR read lock on

early return. MFC after: 3 days
2010-09-04 16:06:01 +00:00 · 2010-09-04 16:06:01 +00:00 · ef87b56ba4
commit ef87b56ba4
parent ddc5322166
1 changed files with 3 additions and 2 deletions
--- a/sys/netinet/in.c
+++ b/sys/netinet/in.c
@ -1039,9 +1039,10 @@ in_addprefix(struct in_ifaddr *target, int flags)
 		if (ia->ia_flags & IFA_ROUTE) {
 #ifdef RADIX_MPATH
 			if (ia->ia_addr.sin_addr.s_addr == 
-			    target->ia_addr.sin_addr.s_addr)
+			    target->ia_addr.sin_addr.s_addr) {
+				IN_IFADDR_RUNLOCK();
 				return (EEXIST);
-			else
+			} else
 				break;
 #endif
 			if (V_sameprefixcarponly &&