From 05d3c5fd182eeb33075ee14e2802c94882dc2c41 Mon Sep 17 00:00:00 2001 From: Warner Losh Date: Mon, 4 Apr 2022 18:03:54 -0600 Subject: [PATCH] fd_probe: only define unit on x86, other platforms don't use this code Sponsored by: Netflix --- sys/dev/fdc/fdc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/sys/dev/fdc/fdc.c b/sys/dev/fdc/fdc.c index b427e919add..5c78d02a550 100644 --- a/sys/dev/fdc/fdc.c +++ b/sys/dev/fdc/fdc.c @@ -1887,7 +1887,9 @@ fdc_print_child(device_t me, device_t child) static int fd_probe(device_t dev) { +#if defined(__i386__) || defined(__amd64__) int unit; +#endif int i; u_int st0, st3; struct fd_data *fd; @@ -1903,7 +1905,6 @@ fd_probe(device_t dev) fd->dev = dev; fd->fdc = fdc; fd->fdsu = fdsu; - unit = device_get_unit(dev); /* Auto-probe if fdinfo is present, but always allow override. */ type = flags & FD_TYPEMASK; @@ -1917,6 +1918,7 @@ fd_probe(device_t dev) } #if defined(__i386__) || defined(__amd64__) + unit = device_get_unit(dev); if (fd->type == FDT_NONE && (unit == 0 || unit == 1)) { /* Look up what the BIOS thinks we have. */ if (unit == 0)