trs80: Fix off by one in floppy code

diff --git a/Kernel/platform-trs80/devfd.c b/Kernel/platform-trs80/devfd.c
index bc83883..170718f 100644 (file)
--- a/Kernel/platform-trs80/devfd.c
+++ b/Kernel/platform-trs80/devfd.c
@@ -79,7 +79,7 @@ bad2:
 int fd_open(uint8_t minor, uint16_t flag)
 {
     flag;
-    if(minor > MAX_FD) {
+    if(minor >= MAX_FD) {
         udata.u_error = ENODEV;
         return -1;
     }