[PATCH] i386: mtrr range check correction

Whether a region is below 1Mb is determined by its start rather than
its end.

This hunk got erroneously dropped from a previous patch.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/arch/i386/kernel/cpu/mtrr/generic.c b/arch/i386/kernel/cpu/mtrr/generic.c
index f77fc53db654655ccf5477e16c3750012a1a1230..68b3837888825ec2ff0c8701eca529df2e79d02f 100644 (file)
--- a/arch/i386/kernel/cpu/mtrr/generic.c
+++ b/arch/i386/kernel/cpu/mtrr/generic.c
@@ -428,7 +428,7 @@ int generic_validate_add_page(unsigned long base, unsigned long size, unsigned i
                }
        }
 
-       if (base + size < 0x100) {
+       if (base < 0x100) {
                printk(KERN_WARNING "mtrr: cannot set region below 1 MiB (0x%lx000,0x%lx000)\n",
                       base, size);
                return -EINVAL;