diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c
index b315c608fda4..9e3e005a8263 100644
--- a/net/netfilter/ipvs/ip_vs_ftp.c
+++ b/net/netfilter/ipvs/ip_vs_ftp.c
@@ -102,7 +102,7 @@ static int ip_vs_ftp_get_addrport(char *data, char *data_limit,
 	char *s, c;
 	unsigned char p[6];
 	char edelim;
-	__u16 hport;
+	__u32 hport;
 	int i = 0;
 
 	if (data_limit - data < plen) {
@@ -144,7 +144,11 @@ static int ip_vs_ftp_get_addrport(char *data, char *data_limit,
 				return -1;
 			c = *data;
 			if (isdigit(c)) {
-				p[i] = p[i]*10 + c - '0';
+				unsigned int val = p[i] * 10 + c - '0';
+
+				if (val > 255)
+					return -1;
+				p[i] = val;
 			} else if (c == ',' && i < 5) {
 				i++;
 				p[i] = 0;
@@ -222,6 +226,8 @@ static int ip_vs_ftp_get_addrport(char *data, char *data_limit,
 		if (!isdigit(*s))
 			break;
 		hport = hport * 10 + *s - '0';
+		if (hport > 65535)
+			return -1;
 	}
 	if (s == data_limit || !hport || *s != edelim)
 		return -1;