diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-07-07 18:01:46 +0200 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-07-09 13:37:23 +0000 |
| commit | 61dee5c86559758c2d545d5e00de502fc97bfc42 (patch) | |
| tree | ca3c15389e2a3db302e9e32f020f9bd7d331a654 /src | |
| parent | 26b49cc9a3f027ad6af56e5f6fd572805fe0f30f (diff) | |
| download | coreboot-61dee5c86559758c2d545d5e00de502fc97bfc42.tar.xz | |
soc/intel/baytrail/pmutil.c: Do not hardcode num_bits
This can result in accesses outside array bounds. Copy what Braswell
does, which is slightly safer.
Change-Id: If3d6f4e1f8921f0be7f4e5e438b7e73c46b8ef95
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43183
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Wim Vervoorn <wvervoorn@eltan.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/baytrail/pmutil.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/src/soc/intel/baytrail/pmutil.c b/src/soc/intel/baytrail/pmutil.c index 6066be7b7b..213629a384 100644 --- a/src/soc/intel/baytrail/pmutil.c +++ b/src/soc/intel/baytrail/pmutil.c @@ -60,11 +60,6 @@ static void print_num_status_bits(int num_bits, uint32_t status, } } -static void print_status_bits(uint32_t status, const char *bit_names[]) -{ - print_num_status_bits(32, status, bit_names); -} - static uint32_t print_smi_status(uint32_t smi_sts) { static const char *smi_sts_bits[] = { @@ -91,7 +86,7 @@ static uint32_t print_smi_status(uint32_t smi_sts) return 0; printk(BIOS_DEBUG, "SMI_STS: "); - print_status_bits(smi_sts, smi_sts_bits); + print_num_status_bits(30, smi_sts, smi_sts_bits); printk(BIOS_DEBUG, "\n"); return smi_sts; @@ -167,7 +162,7 @@ static uint16_t print_pm1_status(uint16_t pm1_sts) return 0; printk(BIOS_SPEW, "PM1_STS: "); - print_status_bits(pm1_sts, pm1_sts_bits); + print_num_status_bits(16, pm1_sts, pm1_sts_bits); printk(BIOS_SPEW, "\n"); return pm1_sts; @@ -194,7 +189,7 @@ static uint32_t print_tco_status(uint32_t tco_sts) return 0; printk(BIOS_DEBUG, "TCO_STS: "); - print_status_bits(tco_sts, tco_sts_bits); + print_num_status_bits(18, tco_sts, tco_sts_bits); printk(BIOS_DEBUG, "\n"); return tco_sts; @@ -281,7 +276,7 @@ static uint32_t print_gpe_sts(uint32_t gpe_sts) return gpe_sts; printk(BIOS_DEBUG, "GPE0a_STS: "); - print_status_bits(gpe_sts, gpe_sts_bits); + print_num_status_bits(32, gpe_sts, gpe_sts_bits); printk(BIOS_DEBUG, "\n"); return gpe_sts; |