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| author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-10-05 11:05:16 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2014-10-10 08:54:58 +0200 |
| commit | 60fccdc3d2ab5a3b0265f1a411d02b8504407e1c (patch) | |
| tree | 1fac7c35979e9a23485fe87096ed70bf2fc5ee4c /src/arch | |
| parent | 762d53d41897b3b2b13e47623c50cc94b5113333 (diff) | |
| download | coreboot-60fccdc3d2ab5a3b0265f1a411d02b8504407e1c.tar.xz | |
acpi_create_mcfg_mmconfig: Zero-out the structure before filling.
Otherwise "reserved" fields end up with a garbage instead of predictable
value.
Change-Id: I8a036769a8f86f1d6752651601de2800f4f1bd00
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7014
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/boot/acpi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/arch/x86/boot/acpi.c b/src/arch/x86/boot/acpi.c index 3bfa3bdaaf..3a30d31b71 100644 --- a/src/arch/x86/boot/acpi.c +++ b/src/arch/x86/boot/acpi.c @@ -118,6 +118,7 @@ void acpi_add_table(acpi_rsdp_t *rsdp, void *table) int acpi_create_mcfg_mmconfig(acpi_mcfg_mmconfig_t *mmconfig, u32 base, u16 seg_nr, u8 start, u8 end) { + memset(mmconfig, 0, sizeof(*mmconfig)); mmconfig->base_address = base; mmconfig->base_reserved = 0; mmconfig->pci_segment_group_number = seg_nr; |