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Fix for get_card_device() (no whatsnew)

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This commit is contained in:
Miodrag Milanovic 2012-01-25 07:49:13 +00:00
parent 8e3f4a3056
commit fb6f3baacb
1 changed files with 2 additions and 2 deletions
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4
src/emu/dislot.c
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@ -37,11 +37,11 @@ device_t* device_slot_interface::get_card_device()
} else {
subtag = device().mconfig().options().value(device().tag());
}
if (subtag) {
if (subtag && strlen(subtag)>0) {
device_slot_card_interface *intf = NULL;
dev = device().subdevice(subtag);
if (dev!=NULL && !dev->interface(intf))
throw emu_fatalerror("get_card_device called for device '%s' with no slot card interface", dev->tag());
throw emu_fatalerror("get_card_device called for device '%s' with no slot card interface tag %s", dev->tag(),subtag);
}
return dev;
}