powerpc: Tidy up a bit after removal of PowerPC 601.

The removal of the 601 left some standalone blocks from
former if/else. Drop the { } and re-indent.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/31c4cd093963f22831bf388449056ee045533d3b.1601362098.git.christophe.leroy@csgroup.eu

arch/powerpc/kernel/btext.c

@@ -95,13 +95,10 @@ void __init btext_prepare_BAT(void)
 		boot_text_mapped = 0;
 		return;
 	}
-	{
-		/* 603, 604, G3, G4, ... */
 	lowbits = addr & ~0xFF000000UL;
 	addr &= 0xFF000000UL;
 	disp_BAT[0] = vaddr | (BL_16M<<2) | 2;
 	disp_BAT[1] = addr | (_PAGE_NO_CACHE | _PAGE_GUARDED | BPP_RW);
-	}
 	logicalDisplayBase = (void *) (vaddr + lowbits);
 }
 #endif

arch/powerpc/mm/book3s32/mmu.c

@@ -73,8 +73,6 @@ unsigned long p_block_mapped(phys_addr_t pa)
 static int find_free_bat(void)
 {
 	int b;
-
-	{
 	int n = mmu_has_feature(MMU_FTR_USE_HIGH_BATS) ? 8 : 4;
 
 	for (b = 0; b < n; b++) {
@@ -83,7 +81,6 @@ static int find_free_bat(void)
 		if (!(bat[1].batu & 3))
 			return b;
 	}
-	}
 	return -1;
 }
 
@@ -280,7 +277,6 @@ void __init setbat(int index, unsigned long virt, phys_addr_t phys,
 		flags &= ~_PAGE_COHERENT;
 
 	bl = (size >> 17) - 1;
-	{
 	/* Do DBAT first */
 	wimgxpp = flags & (_PAGE_WRITETHRU | _PAGE_NO_CACHE
 			   | _PAGE_COHERENT | _PAGE_GUARDED);
@@ -297,7 +293,6 @@ void __init setbat(int index, unsigned long virt, phys_addr_t phys,
 		bat[0] = bat[1];
 	else
 		bat[0].batu = bat[0].batl = 0;
-	}
 
 	bat_addrs[index].start = virt;
 	bat_addrs[index].limit = virt + ((bl + 1) << 17) - 1;