[PATCH] powerpc/ptdump: Fix build failure in hashpagetable.c

From: Christophe Leroy
Date: Mon Jun 15 2020 - 09:18:42 EST


H_SUCCESS is only defined when CONFIG_PPC_PSERIES is defined.

!= H_SUCCESS means != 0. Modify the test accordingly.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Fixes: 65e701b2d2a8 ("powerpc/ptdump: drop non vital #ifdefs")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
---
arch/powerpc/mm/ptdump/hashpagetable.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/mm/ptdump/hashpagetable.c b/arch/powerpc/mm/ptdump/hashpagetable.c
index a2c33efc7ce8..5b8bd34cd3a1 100644
--- a/arch/powerpc/mm/ptdump/hashpagetable.c
+++ b/arch/powerpc/mm/ptdump/hashpagetable.c
@@ -258,7 +258,7 @@ static int pseries_find(unsigned long ea, int psize, bool primary, u64 *v, u64 *
for (i = 0; i < HPTES_PER_GROUP; i += 4, hpte_group += 4) {
lpar_rc = plpar_pte_read_4(0, hpte_group, (void *)ptes);

- if (lpar_rc != H_SUCCESS)
+ if (lpar_rc)
continue;
for (j = 0; j < 4; j++) {
if (HPTE_V_COMPARE(ptes[j].v, want_v) &&
--
2.25.0