From: Al Viro Date: Thu, 23 Apr 2020 18:32:45 +0000 (-0400) Subject: i915: alloc_oa_regs(): get rid of pointless access_ok() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=598caf1a4032bd52040a57739342a0a97eace757;p=linux.git i915: alloc_oa_regs(): get rid of pointless access_ok() Signed-off-by: Al Viro --- diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 551be589d6f48..a52461016935b 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -3949,9 +3949,6 @@ static struct i915_oa_reg *alloc_oa_regs(struct i915_perf *perf, if (!n_regs) return NULL; - if (!access_ok(regs, n_regs * sizeof(u32) * 2)) - return ERR_PTR(-EFAULT); - /* No is_valid function means we're not allowing any register to be programmed. */ GEM_BUG_ON(!is_valid); if (!is_valid)