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| author | H. Peter Anvin <hpa@zytor.com> | 2009-10-12 15:59:21 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-10-12 15:59:21 -0700 |
| commit | 3d6f5132894acf54b1958ae190624fc0a774294f (patch) | |
| tree | a41ad1ff2ee4c5cc99396ff02843d894ab9be9fa | |
| parent | fee688790af77e282a3d04c9fb061089ec16a502 (diff) | |
| download | syslinux-3d6f5132894acf54b1958ae190624fc0a774294f.tar.gz | |
mboot: correct the detection of the multiboot header
Correct the detection of the multiboot header. The logic for
when the header extends past the file was backwards, which broke
non-ELF multiboot kernels completely. Apparently they are few and far
between.
Reported-by: Klaus T. <nightos@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| -rw-r--r-- | com32/mboot/map.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/com32/mboot/map.c b/com32/mboot/map.c index 1a788ef7..887776fe 100644 --- a/com32/mboot/map.c +++ b/com32/mboot/map.c @@ -127,7 +127,7 @@ int map_image(void *ptr, size_t len) else mbh_len = 12; - if (i + mbh_len < len) + if (i + mbh_len > len) mbh_len = 0; /* Invalid... */ else break; /* Found something... */ |