Remove slightly used const values that can be replaced with nitems().

Suggested by:	jhb

2 files changed, 3 insertions, 8 deletions

diff --git a/sys/dev/advansys/adw_pci.c b/sys/dev/advansys/adw_pci.c
index 108647e..f8fa3d0 100644
--- a/sys/dev/advansys/adw_pci.c
+++ b/sys/dev/advansys/adw_pci.c
@@ -121,9 +121,6 @@ struct adw_pci_identity adw_pci_ident_table[] =
 #endif
 };
 
-static const int adw_num_pci_devs =
-	sizeof(adw_pci_ident_table) / sizeof(*adw_pci_ident_table);
-
 #define ADW_PCI_MAX_DMA_ADDR    (0xFFFFFFFFUL)
 #define ADW_PCI_MAX_DMA_COUNT   (0xFFFFFFFFUL)
 
@@ -173,7 +170,7 @@ adw_find_pci_device(device_t dev)
 				 pci_get_subdevice(dev),
 				 pci_get_subvendor(dev));
 
-	for (i = 0; i < adw_num_pci_devs; i++) {
+	for (i = 0; i < nitems(adw_pci_ident_table); i++) {
 		entry = &adw_pci_ident_table[i];
 		if (entry->full_id == (full_id & entry->id_mask))
 			return (entry);
diff --git a/sys/dev/advansys/adwlib.c b/sys/dev/advansys/adwlib.c
index b820773..e201cdf 100644
--- a/sys/dev/advansys/adwlib.c
+++ b/sys/dev/advansys/adwlib.c
@@ -161,8 +161,6 @@ const struct adw_syncrate adw_syncrates[] =
 	{ ADW_MC_SDTR_ASYNC,	    0,	     "async" }
 };
 
-const int adw_num_syncrates = sizeof(adw_syncrates) / sizeof(adw_syncrates[0]);
-
 static u_int16_t	adw_eeprom_read_16(struct adw_softc *adw, int addr);
 static void		adw_eeprom_write_16(struct adw_softc *adw, int addr,
 					    u_int data);
@@ -817,7 +815,7 @@ adw_find_sdtr(struct adw_softc *adw, u_int period)
 	if (period == 0)
 		return ADW_MC_SDTR_ASYNC;
 
-	for (; i < adw_num_syncrates; i++) {
+	for (; i < nitems(adw_syncrates); i++) {
 		if (period <= adw_syncrates[i].period)
 			return (adw_syncrates[i].mc_sdtr);
 	}	
@@ -829,7 +827,7 @@ adw_find_period(struct adw_softc *adw, u_int mc_sdtr)
 {
 	int i;
 
-	for (i = 0; i < adw_num_syncrates; i++) {
+	for (i = 0; i < nitems(adw_syncrates); i++) {
 		if (mc_sdtr == adw_syncrates[i].mc_sdtr)
 			break;
 	}