BUG_ON() Conversion in drivers/parisc/

this changes if() BUG(); constructs to BUG_ON() which is
cleaner, contains unlikely() and can better optimized away.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 5d47c59..0821747 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1724,9 +1724,7 @@
 		sba_dev->chip_resv.start = PCI_F_EXTEND | 0xfef00000UL;
 		sba_dev->chip_resv.end   = PCI_F_EXTEND | (0xff000000UL - 1) ;
 		err = request_resource(&iomem_resource, &(sba_dev->chip_resv));
-		if (err < 0) {
-			BUG();
-		}
+		BUG_ON(err < 0);
 
 	} else if (IS_PLUTO(sba_dev->iodc)) {
 		int err;
@@ -2185,8 +2183,7 @@
 	int i;
 	int rope = (pci_hba->hw_path & (ROPES_PER_IOC-1));  /* rope # */
 
-	if ((t!=HPHW_IOA) && (t!=HPHW_BCPORT))
-		BUG();
+	BUG_ON((t!=HPHW_IOA) && (t!=HPHW_BCPORT));
 
 	r->start = r->end = 0;
 
@@ -2228,8 +2225,7 @@
 	int base, size;
 	int rope = (pci_hba->hw_path & (ROPES_PER_IOC-1));  /* rope # */
 
-	if ((t!=HPHW_IOA) && (t!=HPHW_BCPORT))
-		BUG();
+	BUG_ON((t!=HPHW_IOA) && (t!=HPHW_BCPORT));
 
 	r->start = r->end = 0;