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| author | Michael Brown | 2017-03-22 14:13:06 +0100 |
|---|---|---|
| committer | Michael Brown | 2017-03-22 14:13:06 +0100 |
| commit | 7495813792c13f8095053bffe7b362e09df99d83 (patch) | |
| tree | 76654959dfd99c30cd06b7e426d7101666a2631c /src | |
| parent | [tcp] Use correct length for memset() (diff) | |
| download | ipxe-7495813792c13f8095053bffe7b362e09df99d83.tar.gz ipxe-7495813792c13f8095053bffe7b362e09df99d83.tar.xz ipxe-7495813792c13f8095053bffe7b362e09df99d83.zip | |
[video_subr] Use memmove() for overlapping memory copy
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86/core/video_subr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/arch/x86/core/video_subr.c b/src/arch/x86/core/video_subr.c index 3f701bd96..f5cc4cdd4 100644 --- a/src/arch/x86/core/video_subr.c +++ b/src/arch/x86/core/video_subr.c @@ -57,7 +57,7 @@ static void video_scroll(void) { int i; - memcpy(vidmem, vidmem + COLS * 2, (LINES - 1) * COLS * 2); + memmove(vidmem, vidmem + COLS * 2, (LINES - 1) * COLS * 2); for (i = (LINES - 1) * COLS * 2; i < LINES * COLS * 2; i += 2) vidmem[i] = ' '; } |