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x86: xsave: fix error condition in save_i387_xstate()
author
Suresh Siddha
<suresh.b.siddha@intel.com>
Tue, 7 Oct 2008 21:04:27 +0000
(14:04 -0700)
committer
H. Peter Anvin
<hpa@zytor.com>
Tue, 7 Oct 2008 21:36:01 +0000
(14:36 -0700)
Actually return failure on error.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
arch/x86/kernel/xsave.c
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diff --git
a/arch/x86/kernel/xsave.c
b/arch/x86/kernel/xsave.c
index ed5274a5bb0f48f12e16b166e5fadfc16e18fd2a..448fde96963c77fae62e6d952b0d3b673be0e3c1 100644
(file)
--- a/
arch/x86/kernel/xsave.c
+++ b/
arch/x86/kernel/xsave.c
@@
-121,6
+121,8
@@
int save_i387_xstate(void __user *buf)
err |= __put_user(FP_XSTATE_MAGIC2,
(__u32 __user *) (buf + sig_xstate_size
- FP_XSTATE_MAGIC2_SIZE));
+ if (err)
+ return err;
}
return 1;