diff options
| author | Zhuo-Hao Lee <zhuo-hao.lee@intel.com> | 2014-12-24 11:13:34 +0800 |
|---|---|---|
| committer | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2015-01-20 14:14:08 +0100 |
| commit | 29445dc44ee6bfb2617443e0faa985a93d9272f2 (patch) | |
| tree | e73ade48bf5f2a69649d1f24579290f6e4d1b281 /src/device/oprom | |
| parent | 7e72abef1b74e30fe9dcfe7dd1c90778388f15f3 (diff) | |
device/oprom/realmode/x86: Fix memory corruption
The length of the memcpy is incorrect and this will cause the
destination buffer to corrupt the following 2 bytes of data.
BUG=none
BRANCH=All
TEST=build and boot on rambi, system boot up without error
Change-Id: I96adf2555b01aa35bb38a2e0f221fc2b2e87a41b
Signed-off-by: Zhuo-Hao Lee <zhuo-hao.lee@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/237510
Reviewed-by: Ryan Lin <ryan.lin@intel.com>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
[Remove usage of macro `FIELD_SIZEOF(t, f)`.]
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/8227
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/device/oprom')
| -rw-r--r-- | src/device/oprom/realmode/x86.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/device/oprom/realmode/x86.c b/src/device/oprom/realmode/x86.c index fc3c40c789..461cb06541 100644 --- a/src/device/oprom/realmode/x86.c +++ b/src/device/oprom/realmode/x86.c @@ -233,7 +233,7 @@ static u8 vbe_get_mode_info(vbe_mode_info_t * mi) u16 buffer_adr = ((unsigned long)buffer) & 0xffff; realmode_interrupt(0x10, VESA_GET_MODE_INFO, 0x0000, mi->video_mode, 0x0000, buffer_seg, buffer_adr); - memcpy(mi->mode_info_block, buffer, sizeof(vbe_mode_info_t)); + memcpy(mi->mode_info_block, buffer, sizeof(mi->mode_info_block)); mode_info_valid = 1; return 0; } |