linux-kernel - [PATCH 05/10] powerpc/83xx: use resource

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed,  1 Jan 2020 18:49:45 +0100
From:   Julia Lawall <Julia.Lawall@...ia.fr>
To:     Scott Wood <oss@...error.net>
Cc:     kernel-janitors@...r.kernel.org,
        Kumar Gala <galak@...nel.crashing.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH 05/10] powerpc/83xx: 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/)

<smpl>
@@ struct resource ptr; @@
- (ptr.end - ptr.start + 1)
+ resource_size(&ptr)
</smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@...ia.fr>

---
 arch/powerpc/platforms/83xx/km83xx.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/83xx/km83xx.c b/arch/powerpc/platforms/83xx/km83xx.c
index 3d89569e9e71..ada42f03915a 100644
--- a/arch/powerpc/platforms/83xx/km83xx.c
+++ b/arch/powerpc/platforms/83xx/km83xx.c
@@ -63,7 +63,7 @@ static void quirk_mpc8360e_qe_enet10(void)
 		return;
 	}
 
-	base = ioremap(res.start, res.end - res.start + 1);
+	base = ioremap(res.start, resource_size(&res));
 
 	/*
 	 * set output delay adjustments to default values according