address: Fix output buffer size when formatting MAC addresses

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/src/networkd/address.h b/src/networkd/address.h
index b7556f47aa31c5195d1c6bf292268e1ef429f329..7937d62cfc4459dd5c70846460a78d6a06a51125 100644 (file)
--- a/src/networkd/address.h
+++ b/src/networkd/address.h
@@ -43,7 +43,7 @@ static inline int nw_address_from_string(nw_address_t* addr, const char* s) {
 }
 
 static inline char* nw_address_to_string(const nw_address_t* addr) {
-       char buffer[18];
+       char buffer[20];
 
        char* p = ether_ntoa_r(addr, buffer);
        if (!p)