diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 90718be66463..53cc4d6133e6 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -584,14 +584,14 @@ static int __init isapnp_create_device(struct pnp_card *card,
 {
 	int number = 0, skip = 0, priority, compat = 0;
 	unsigned char type, tmp[17];
-	struct pnp_option *option;
+	struct pnp_option *option, *option_independent;
 	struct pnp_dev *dev;
 	u32 eisa_id;
 	char id[8];
 
 	if ((dev = isapnp_parse_device(card, size, number++)) == NULL)
 		return 1;
-	option = pnp_register_independent_option(dev);
+	option_independent = option = pnp_register_independent_option(dev);
 	if (!option) {
 		kfree(dev);
 		return 1;
@@ -613,6 +613,7 @@ static int __init isapnp_create_device(struct pnp_card *card,
 				size = 0;
 				skip = 0;
 				option = pnp_register_independent_option(dev);
+				option_independent = option;
 				if (!option) {
 					kfree(dev);
 					return 1;
@@ -662,6 +663,10 @@ static int __init isapnp_create_device(struct pnp_card *card,
 		case _STAG_ENDDEP:
 			if (size != 0)
 				goto __skip;
+			if (option_independent == option)
+				dev_warn(&dev->dev, "missing "
+					 "_STAG_STARTDEP tag\n");
+			option = option_independent;
 			dev_dbg(&dev->dev, "end dependent options\n");
 			break;
 		case _STAG_IOPORT: