sg_page_iter_page() doesn't return an error code, so the IS_ERR() check is wrong and the error path will never be executed. This also allows simplifying the code to remove the local variable 'page'. CC: Adrián Larumbe <adrian.larumbe@xxxxxxxxxxxxx> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Closes: https://lore.kernel.org/r/376713ff-9a4f-4ea3-b097-fb5efb685d95@moroto.mountain Signed-off-by: Steven Price <steven.price@xxxxxxx> --- drivers/gpu/drm/panfrost/panfrost_dump.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/panfrost/panfrost_dump.c b/drivers/gpu/drm/panfrost/panfrost_dump.c index e7942ac449c6..47751302f1bc 100644 --- a/drivers/gpu/drm/panfrost/panfrost_dump.c +++ b/drivers/gpu/drm/panfrost/panfrost_dump.c @@ -220,16 +220,8 @@ void panfrost_core_dump(struct panfrost_job *job) iter.hdr->bomap.data[0] = bomap - bomap_start; - for_each_sgtable_page(bo->base.sgt, &page_iter, 0) { - struct page *page = sg_page_iter_page(&page_iter); - - if (!IS_ERR(page)) { - *bomap++ = page_to_phys(page); - } else { - dev_err(pfdev->dev, "Panfrost Dump: wrong page\n"); - *bomap++ = 0; - } - } + for_each_sgtable_page(bo->base.sgt, &page_iter, 0) + *bomap++ = page_to_phys(sg_page_iter_page(&page_iter)); iter.hdr->bomap.iova = mapping->mmnode.start << PAGE_SHIFT; -- 2.34.1
