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authorRoel Kluin <roel.kluin@gmail.com>2009-05-20 01:45:45 +0200
committerRusty Russell <rusty@rustcorp.com.au>2009-06-12 22:27:04 +0930
commit81b79b01d057f8c5a378c38d2f738775b972934a (patch)
tree0e2c295109568916e187a65e6d93a3319bbb51a9
parent2644f17d6c932929fd68cfec95691490947e0fd1 (diff)
lguest: beyond ARRAY_SIZE of cpu->arch.gdt
Do not go beyond ARRAY_SIZE of cpu->arch.gdt Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
-rw-r--r--drivers/lguest/segments.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/lguest/segments.c b/drivers/lguest/segments.c
index 7ede64ffeef..482ed5a1875 100644
--- a/drivers/lguest/segments.c
+++ b/drivers/lguest/segments.c
@@ -150,7 +150,7 @@ void load_guest_gdt_entry(struct lg_cpu *cpu, u32 num, u32 lo, u32 hi)
{
/* We assume the Guest has the same number of GDT entries as the
* Host, otherwise we'd have to dynamically allocate the Guest GDT. */
- if (num > ARRAY_SIZE(cpu->arch.gdt))
+ if (num >= ARRAY_SIZE(cpu->arch.gdt))
kill_guest(cpu, "too many gdt entries %i", num);
/* Set it up, then fix it. */