diff options
| author |   Suresh Siddha <suresh.b.siddha@intel.com> | 2008-08-13 11:38:15 -0700 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-08-14 10:56:07 +0200 |
| commit | f65bc214e042916135256620f900e9599d65e0cb (patch) | |
| tree | 4f99f47e5036047e9069f9b7b74be9853e4b021a /arch/x86/kernel/xsave.c | |
| parent | x86, xsave: clear the user buffer before doing fxsave/xsave (diff) | |
| download | linux-dev-f65bc214e042916135256620f900e9599d65e0cb.tar.xz linux-dev-f65bc214e042916135256620f900e9599d65e0cb.zip | |
x86, xsave: use BUG_ON() instead of BUILD_BUG_ON()
All these structure sizes are runtime determined. So use a runtime
bug check.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/xsave.c')
| -rw-r--r-- | arch/x86/kernel/xsave.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c index bb097b1644d8..07713d64debe 100644 --- a/arch/x86/kernel/xsave.c +++ b/arch/x86/kernel/xsave.c @@ -82,8 +82,7 @@ int save_i387_xstate(void __user *buf) if (!access_ok(VERIFY_WRITE, buf, sig_xstate_size)) return -EACCES; - BUILD_BUG_ON(sizeof(struct user_i387_struct) != - sizeof(tsk->thread.xstate->fxsave)); + BUG_ON(sig_xstate_size < xstate_size); if ((unsigned long)buf % 64) printk("save_i387_xstate: bad fpstate %p\n", buf); |