From 72117c60fba70529a5f461080401c41d485c4e6e Mon Sep 17 00:00:00 2001
From: Julia Lawall <Julia.Lawall@inria.fr>
Date: Wed, 1 Jan 2020 18:49:47 +0100
Subject: fbdev: cg14fb: use resource_size
Git-commit: 44a391081c9b186cb1b3846c7f1bb5f75afa3253
Patch-mainline: v5.7-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
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/)
<smpl>
@@ struct resource ptr; @@
- (ptr.end - ptr.start + 1)
+ resource_size(&ptr)
</smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
[b.zolnierkie: minor patch summary fixup]
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1577900990-8588-8-git-send-email-Julia.Lawall@inria.fr
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
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 a620b51cf7d0..6a745eb46ca1 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));
--
2.28.0