diff options
| -rw-r--r-- | src/network/networkd-address.c | 4 | ||||
| -rw-r--r-- | src/network/test-network.c | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c index ce0e923cbe..47033acde4 100644 --- a/src/network/networkd-address.c +++ b/src/network/networkd-address.c @@ -592,6 +592,10 @@ bool address_equal(Address *a1, Address *a2) { case AF_INET: if (a1->prefixlen != a2->prefixlen) return false; + else if (a1->prefixlen == 0) + /* make sure we don't try to shift by 32. + * See ISO/IEC 9899:TC3 ยง 6.5.7.3. */ + return true; else { uint32_t b1, b2; diff --git a/src/network/test-network.c b/src/network/test-network.c index ea9f938649..b4a7be00f5 100644 --- a/src/network/test-network.c +++ b/src/network/test-network.c @@ -158,10 +158,9 @@ static void test_address_equality(void) { assert_se(address_equal(a1, a2)); assert_se(inet_pton(AF_INET, "192.168.3.9", &a1->in_addr.in)); - assert_se(!address_equal(a1, a2)); + assert_se(address_equal(a1, a2)); assert_se(inet_pton(AF_INET, "192.168.3.9", &a2->in_addr.in)); assert_se(address_equal(a1, a2)); - a1->prefixlen = 10; assert_se(!address_equal(a1, a2)); a2->prefixlen = 10; |