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Date: Thu, 11 Sep 2014 08:03:25 -0700 From: Dave Hansen <dave.hansen@...el.com> To: Qiaowei Ren <qiaowei.ren@...el.com>, "H. Peter Anvin" <hpa@...or.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com> CC: x86@...nel.org, linux-mm@...ck.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v8 08/10] x86, mpx: add prctl commands PR_MPX_REGISTER, PR_MPX_UNREGISTER On 09/11/2014 01:46 AM, Qiaowei Ren wrote: > + > + return (void __user *)(unsigned long)(xsave_buf->bndcsr.cfg_reg_u & > + MPX_BNDCFG_ADDR_MASK); > +} I don't think casting a u64 to a ulong, then to a pointer is useful. Just take the '(unsigned long)' out. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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