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| author |   Gaurav Singh <[email protected]> | 2020-06-23 23:31:25 -0400 |
|---|---|---|
| committer |   Andy Shevchenko <[email protected]> | 2020-07-09 22:57:27 +0300 |
| commit | aff374dfe7330be10a20c97bd0b3196c153e9f9e (patch) | |
| tree | 9d2c90ea96d2bd3e6cd6a89453d81eee1366a94d /drivers/platform | |
| parent | platform/x86: intel_pmc_core: update TGL's LPM0 reg bit map name (diff) | |
| download | wireguard-linux-aff374dfe7330be10a20c97bd0b3196c153e9f9e.tar.xz wireguard-linux-aff374dfe7330be10a20c97bd0b3196c153e9f9e.zip | |
platform/x86: intel_pmc_core: fix bound check in pmc_core_mphy_pg_show()
Check bounds before accessing map[] array.
Signed-off-by: Gaurav Singh <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/intel_pmc_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c index 5a0a25e9ccc9..338ea5222555 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" : |