linux-kernel - [PATCH] drivers: jtag: fix resource

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Message-ID: <20170803143544.GA34229@lkp-ib03.lkp.intel.com>
Date:   Thu, 3 Aug 2017 22:35:44 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Oleksandr Shamray <oleksandrs@...lanox.com>
Cc:     kbuild-all@...org, gregkh@...uxfoundation.org, arnd@...db.de,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, openbmc@...ts.ozlabs.org,
        joel@....id.au, jiri@...nulli.us, tklauser@...tanz.ch,
        linux-serial@...r.kernel.org, mec@...ut.net, vadimp@...llanox.com,
        system-sw-low-level@...lanox.com,
        Oleksandr Shamray <oleksandrs@...lanox.com>,
        Jiri Pirko <jiri@...lanox.com>
Subject: [PATCH] drivers: jtag: fix resource_size.cocci warnings

drivers/jtag/jtag-aspeed.c:724:37-40: ERROR: Missing resource_size with res


 Use resource_size function on resource object
 instead of explicit computation.

Generated by: scripts/coccinelle/api/resource_size.cocci

Fixes: acf0c42bb646 ("drivers: jtag: Add Aspeed SoC 24xx and 25xx families JTAG master driver")
CC: Oleksandr Shamray <oleksandrs@...lanox.com>
Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---

 jtag-aspeed.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/jtag/jtag-aspeed.c
+++ b/drivers/jtag/jtag-aspeed.c
@@ -721,7 +721,7 @@ int aspeed_jtag_init(struct platform_dev
 	return 0;
 
 out_region:
-	release_mem_region(res->start, res->end - res->start + 1);
+	release_mem_region(res->start, resource_size(res));
 	return err;
 }