diff options
Diffstat (limited to 'src/server/uplink.c')
| -rw-r--r-- | src/server/uplink.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/server/uplink.c b/src/server/uplink.c index ef8f893..d544795 100644 --- a/src/server/uplink.c +++ b/src/server/uplink.c @@ -163,6 +163,10 @@ void uplink_removeClient(dnbd3_connection_t *uplink, dnbd3_client_t *client) bool uplink_request(dnbd3_client_t *client, uint64_t handle, uint64_t start, uint32_t length, uint8_t hops) { if ( client == NULL || client->image == NULL ) return false; + if ( length > (uint32_t)_maxPayload ) { + logadd( LOG_WARNING, "Cannot relay request by client; length of %" PRIu32 " exceeds maximum payload", length ); + return false; + } spin_lock( &client->image->lock ); if ( client->image->uplink == NULL ) { spin_unlock( &client->image->lock ); |