diff options
| author | Felix Held <felix-coreboot@felixheld.de> | 2021-02-10 18:57:04 +0100 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2021-02-11 19:00:44 +0000 |
| commit | 373769f1030fd4f5f350229c5bfd177945caae98 (patch) | |
| tree | 4b1f03aea000650dc4e121c372cdbec298e8fa0a /src/soc/amd | |
| parent | 5dd52c77f7980e60d659133e6815f9e0a463759e (diff) | |
soc/amd/common/block/acpi/pm_state: don't rely on undefined behavior
Change-Id: I5a76a38f8d84666f6b9c0bfffecca064fa82d593
Found-by: Coverity CID 1445994
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50492
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Diffstat (limited to 'src/soc/amd')
| -rw-r--r-- | src/soc/amd/common/block/acpi/pm_state.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/amd/common/block/acpi/pm_state.c b/src/soc/amd/common/block/acpi/pm_state.c index ea22ec564a..643cb0267b 100644 --- a/src/soc/amd/common/block/acpi/pm_state.c +++ b/src/soc/amd/common/block/acpi/pm_state.c @@ -18,7 +18,7 @@ static int get_index_bit(uint32_t value, uint16_t limit) return -1; /* get a mask of valid bits. Ex limit = 3, set bits 0-2 */ - t = (1 << limit) - 1; + t = (1ULL << limit) - 1; if ((value & t) == 0) return -1; t = 1; |