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authorJoel Stanley <joel@jms.id.au>2018-11-27 08:23:56 +0300
committerJoel Stanley <joel@jms.id.au>2018-11-27 08:24:09 +0300
commitd608acfd4ac3fe17f3081bee8fcd4dcd896c2ffa (patch)
treeade4450a72a2e358a1d2e5cde321de0097fb291c /drivers/gpu/drm/i915/i915_gem.c
parent62ccc3924eff37012bd0c227d8b7dc71188fc358 (diff)
parenta9da8725b7a744be3ff0ff44cab2547e4d1e6675 (diff)
downloadlinux-dev-4.18.tar.xz
Merge tag 'v4.18.20' into dev-4.18dev-4.18
This is the 4.18.20 stable release Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 17c5097721e8..4b77325d135a 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1112,11 +1112,7 @@ i915_gem_shmem_pread(struct drm_i915_gem_object *obj,
offset = offset_in_page(args->offset);
for (idx = args->offset >> PAGE_SHIFT; remain; idx++) {
struct page *page = i915_gem_object_get_page(obj, idx);
- int length;
-
- length = remain;
- if (offset + length > PAGE_SIZE)
- length = PAGE_SIZE - offset;
+ unsigned int length = min_t(u64, remain, PAGE_SIZE - offset);
ret = shmem_pread(page, offset, length, user_data,
page_to_phys(page) & obj_do_bit17_swizzling,
@@ -1562,11 +1558,7 @@ i915_gem_shmem_pwrite(struct drm_i915_gem_object *obj,
offset = offset_in_page(args->offset);
for (idx = args->offset >> PAGE_SHIFT; remain; idx++) {
struct page *page = i915_gem_object_get_page(obj, idx);
- int length;
-
- length = remain;
- if (offset + length > PAGE_SIZE)
- length = PAGE_SIZE - offset;
+ unsigned int length = min_t(u64, remain, PAGE_SIZE - offset);
ret = shmem_pwrite(page, offset, length, user_data,
page_to_phys(page) & obj_do_bit17_swizzling,