powerpc/mm: flatten function __find_linux_pte() step 2

__find_linux_pte() is full of if/else which is hard to
follow allthough the handling is pretty simple.

Previous patch left { } blocks. This patch removes the first one
by shifting its content to the left.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/mm/pgtable.c

@@ -369,7 +369,6 @@ pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea,
 			hpdp = (hugepd_t *)&pud;
 			goto out_huge;
 		}
-		{
 		pdshift = PMD_SHIFT;
 		pmdp = pmd_offset(&pud, ea);
 		pmd  = READ_ONCE(*pmdp);
@@ -383,7 +382,7 @@ pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea,
 		if (pmd_trans_huge(pmd) || pmd_devmap(pmd)) {
 			if (is_thp)
 				*is_thp = true;
-				ret_pte = (pte_t *) pmdp;
+			ret_pte = (pte_t *)pmdp;
 			goto out;
 		}
 		/*
@@ -392,7 +391,7 @@ pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea,
 		 * dependent.
 		 */
 		if (pmd_huge(pmd) || pmd_large(pmd)) {
-				ret_pte = (pte_t *) pmdp;
+			ret_pte = (pte_t *)pmdp;
 			goto out;
 		}
 		if (is_hugepd(__hugepd(pmd_val(pmd)))) {
@@ -402,7 +401,6 @@ pte_t *__find_linux_pte(pgd_t *pgdir, unsigned long ea,
 
 		return pte_offset_kernel(&pmd, ea);
 	}
-	}
 out_huge:
 	if (!hpdp)
 		return NULL;