Messages in this thread Patch in this message | | | Date | Wed, 13 Aug 2008 11:38:13 -0700 | From | Suresh Siddha <> | Subject | [patch 1/3] x86, xsave: remove the redundant access_ok() in setup_rt_frame() |
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save_i387_xstate() is already doing the required access_ok(). Remove the redundant access_ok() before it.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> ---
Index: tip/arch/x86/kernel/signal_64.c =================================================================== --- tip.orig/arch/x86/kernel/signal_64.c 2008-08-11 15:26:47.000000000 -0700 +++ tip/arch/x86/kernel/signal_64.c 2008-08-11 15:28:52.000000000 -0700 @@ -208,9 +208,6 @@ frame = (void __user *)round_down( (unsigned long)fp - sizeof(struct rt_sigframe), 16) - 8; - if (!access_ok(VERIFY_WRITE, fp, sizeof(struct _fpstate))) - goto give_sigsegv; - if (save_i387_xstate(fp) < 0) err |= -1; } else --
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