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-rw-r--r--src/include/device/pnp.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/device/pnp.h b/src/include/device/pnp.h
index 9e94a0c5b0..7eb2ac5a09 100644
--- a/src/include/device/pnp.h
+++ b/src/include/device/pnp.h
@@ -31,7 +31,7 @@ struct io_info {
struct pnp_info {
struct device_operations *ops;
- unsigned int function;
+ unsigned int function; /* Must be at least 16 bits (virtual LDNs)! */
unsigned int flags;
#define PNP_IO0 0x001
#define PNP_IO1 0x002