ipv4: Use predefined value for readability

Signed-off-by: Hisao Tanabe <xtanabe@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index f4ab72e19af9..5e7aecea05cd 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -364,7 +364,7 @@ int ip_options_compile(struct net *net,
                         }
                         if (optptr[2] <= optlen) {
                                 unsigned char *timeptr = NULL;
-                                if (optptr[2]+3 > optptr[1]) {
+                                if (optptr[2]+3 > optlen) {
                                         pp_ptr = optptr + 2;
                                         goto error;
                                 }
@@ -376,7 +376,7 @@ int ip_options_compile(struct net *net,
                                         optptr[2] += 4;
                                         break;
                                 case IPOPT_TS_TSANDADDR:
-                                        if (optptr[2]+7 > optptr[1]) {
+                                        if (optptr[2]+7 > optlen) {
                                                 pp_ptr = optptr + 2;
                                                 goto error;
                                         }
@@ -390,7 +390,7 @@ int ip_options_compile(struct net *net,
                                         optptr[2] += 8;
                                         break;
                                 case IPOPT_TS_PRESPEC:
-                                        if (optptr[2]+7 > optptr[1]) {
+                                        if (optptr[2]+7 > optlen) {
                                                 pp_ptr = optptr + 2;
                                                 goto error;
                                         }