Commit 908a6105 authored Sep 01, 2017 by Ville Syrjälä

drm/i915: Annotate user relocs with __user

Add the missing __user to the urelocs cast to fix the following sparse
warning:
i915_gem_execbuffer.c:1541:47: warning: cast removes address space of expression
i915_gem_execbuffer.c:1541:62: warning: incorrect type in argument 2 (different address spaces)
i915_gem_execbuffer.c:1541:62: expected void const [noderef] <asn:1>*from
i915_gem_execbuffer.c:1541:62: got char *

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Fixes: 2889caa9 ("drm/i915: Eliminate lots of iterations over the execobjects array")
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170901165434.24636-1-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> #irc

parent bacdcd55

drivers/gpu/drm/i915/i915_gem_execbuffer.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1538,7 +1538,7 @@ static int eb_copy_relocations(const struct i915_execbuffer *eb)
		min_t(u64, BIT_ULL(31), size - copied);

		if (__copy_from_user((char *)relocs + copied,
		(char *)urelocs + copied,
		(char __user *)urelocs + copied,
		len)) {
		kvfree(relocs);
		err = -EFAULT;