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| author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-12 08:43:34 -0400 |
|---|---|---|
| committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-06-12 08:43:34 -0400 |
| commit | 670b77ddfab0f4eddbe539964aba83d446d48129 (patch) | |
| tree | 5b159fe9bd52169e05cdc60db5a48a5c5ac9602a /src/libshared/acpi-fpdt.c | |
| parent | 23708daf3ba69ba9880102b4f720a3842883332e (diff) | |
| parent | 34dbdee3b2f122d2ef903a368b172e75f962b66a (diff) | |
Merge branch 'lukeshu/postmove' into 'lukeshu/master'
Diffstat (limited to 'src/libshared/acpi-fpdt.c')
| -rw-r--r-- | src/libshared/acpi-fpdt.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/libshared/acpi-fpdt.c b/src/libshared/acpi-fpdt.c index 3cb9e781fd..6779691c28 100644 --- a/src/libshared/acpi-fpdt.c +++ b/src/libshared/acpi-fpdt.c @@ -119,7 +119,7 @@ int acpi_get_boot_usec(usec_t *loader_start, usec_t *loader_exit) { } if (ptr == 0) - return -EINVAL; + return -ENODATA; /* read Firmware Basic Boot Performance Data Record */ fd = open("/dev/mem", O_CLOEXEC|O_RDONLY); @@ -146,6 +146,10 @@ int acpi_get_boot_usec(usec_t *loader_start, usec_t *loader_exit) { if (brec.type != ACPI_FPDT_BOOT_REC) return -EINVAL; + if (brec.exit_services_exit == 0) + /* Non-UEFI compatible boot. */ + return -ENODATA; + if (brec.startup_start == 0 || brec.exit_services_exit < brec.startup_start) return -EINVAL; if (brec.exit_services_exit > NSEC_PER_HOUR) |