X-Git-Url: https://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=lib%2Fpb-protocol%2Fpb-protocol.c;h=42506e218fad289e51c934f6ad5d5643b5004918;hp=9d07a588f92a5a6c3792b67a27ee507fdf2e4d4d;hb=b3d51f6ec5d077e6a2068fde0631074a7302b1da;hpb=f155a58a64c660e46e74123293482561b816a39a

diff --git a/lib/pb-protocol/pb-protocol.c b/lib/pb-protocol/pb-protocol.c
index 9d07a58..42506e2 100644
--- a/lib/pb-protocol/pb-protocol.c
+++ b/lib/pb-protocol/pb-protocol.c
@@ -424,7 +424,10 @@ int pb_protocol_serialise_system_info(const struct system_info *sysinfo,
 		pos += pb_protocol_serialise_string(pos, bd_info->mountpoint);
 	}
 
-	memcpy(pos, sysinfo->bmc_mac, HWADDR_SIZE);
+	if (sysinfo->bmc_mac)
+		memcpy(pos, sysinfo->bmc_mac, HWADDR_SIZE);
+	else
+		memset(pos, 0, HWADDR_SIZE);
 	pos += HWADDR_SIZE;
 
 	assert(pos <= buf + buf_len);