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-rw-r--r--net/ipv4/ip_options.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index f6289bf6f332..310a3647c83d 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -423,7 +423,7 @@ int ip_options_compile(struct net *net,
put_unaligned_be32(midtime, timeptr);
opt->is_changed = 1;
}
- } else {
+ } else if ((optptr[3]&0xF) != IPOPT_TS_PRESPEC) {
unsigned int overflow = optptr[3]>>4;
if (overflow == 15) {
pp_ptr = optptr + 3;