[PATCH] [drivers/x86] fix bound check in pmc_core_mphy_pg_show

[Gaurav Singh]

Check bounds before accessing map[].

Signed-off-by: Gaurav Singh <gaurav1...@gmail.com>
---
 drivers/platform/x86/intel_pmc_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/intel_pmc_core.c 
b/drivers/platform/x86/intel_pmc_core.c
index 7c8bdab078cf..f571f9cf7217 100644
--- a/drivers/platform/x86/intel_pmc_core.c
+++ b/drivers/platform/x86/intel_pmc_core.c
@@ -795,7 +795,7 @@ static int pmc_core_mphy_pg_show(struct seq_file *s, void 
*unused)
        msleep(10);
        val_high = pmc_core_reg_read(pmcdev, SPT_PMC_MFPMC_OFFSET);
 
-       for (index = 0; map[index].name && index < 8; index++) {
+       for (index = 0; index < 8 && map[index].name; index++) {
                seq_printf(s, "%-32s\tState: %s\n",
                           map[index].name,
                           map[index].bit_mask & val_low ? "Not power gated" :
-- 
2.17.1