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fd_probe: only define unit on x86, other platforms don't use this code

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Sponsored by:		Netflix
This commit is contained in:
Warner Losh 2022-04-04 18:03:54 -06:00
parent 9a2e6ca6ef
commit 05d3c5fd18
1 changed files with 3 additions and 1 deletions
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4
sys/dev/fdc/fdc.c
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@ -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)