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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-10-16 20:46:20 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-10-16 20:46:20 +0200
commit5f19ca4e014f2bd4088b78f31426f0ba3b8e6a3c (patch)
tree7357ef42d49b5ff46e1f9c7d0f873a3606b612f4 /drivers/gpu/drm/drm_gem.c
parentd712d205210c494c29f33dc1d1f2ce4d7448faa9 (diff)
parent58720809f52779dc0f08e53e54b014209d13eebb (diff)
Merge 6.6-rc6 into char-misc-next
We need the char/misc fixes in here as well, to build on for other changes. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r--drivers/gpu/drm/drm_gem.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 6129b89bb3661..44a948b80ee14 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -540,7 +540,7 @@ struct page **drm_gem_get_pages(struct drm_gem_object *obj)
struct page **pages;
struct folio *folio;
struct folio_batch fbatch;
- int i, j, npages;
+ long i, j, npages;
if (WARN_ON(!obj->filp))
return ERR_PTR(-EINVAL);
@@ -564,11 +564,13 @@ struct page **drm_gem_get_pages(struct drm_gem_object *obj)
i = 0;
while (i < npages) {
+ long nr;
folio = shmem_read_folio_gfp(mapping, i,
mapping_gfp_mask(mapping));
if (IS_ERR(folio))
goto fail;
- for (j = 0; j < folio_nr_pages(folio); j++, i++)
+ nr = min(npages - i, folio_nr_pages(folio));
+ for (j = 0; j < nr; j++, i++)
pages[i] = folio_file_page(folio, i);
/* Make sure shmem keeps __GFP_DMA32 allocated pages in the