From 44a391081c9b186cb1b3846c7f1bb5f75afa3253 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Wed, 1 Jan 2020 18:49:47 +0100 Subject: [PATCH] fbdev: cg14fb: use resource_size Use resource_size rather than a verbose computation on the end and start fields. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) @@ struct resource ptr; @@ - (ptr.end - ptr.start + 1) + resource_size(&ptr) Signed-off-by: Julia Lawall [b.zolnierkie: minor patch summary fixup] Signed-off-by: Bartlomiej Zolnierkiewicz Link: https://patchwork.freedesktop.org/patch/msgid/1577900990-8588-8-git-send-email-Julia.Lawall@inria.fr --- drivers/video/fbdev/cg14.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/video/fbdev/cg14.c b/drivers/video/fbdev/cg14.c index a620b51..6a745eb 100644 --- a/drivers/video/fbdev/cg14.c +++ b/drivers/video/fbdev/cg14.c @@ -509,8 +509,7 @@ static int cg14_probe(struct platform_device *op) if (!par->regs || !par->clut || !par->cursor || !info->screen_base) goto out_unmap_regs; - is_8mb = (((op->resource[1].end - op->resource[1].start) + 1) == - (8 * 1024 * 1024)); + is_8mb = (resource_size(&op->resource[1]) == (8 * 1024 * 1024)); BUILD_BUG_ON(sizeof(par->mmap_map) != sizeof(__cg14_mmap_map)); -- 2.7.4