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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jslaby@suse.cz>
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
	Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [PATCH 1/3] serial: ifx6x60: Remove dangerous spi_driver casts
Date: Thu, 23 Apr 2015 16:15:39 +0200	[thread overview]
Message-ID: <1429798541-32252-1-git-send-email-geert@linux-m68k.org> (raw)

Casting spi_driver pointers to "void *" when calling
spi_{,un}register_driver() bypasses all type checking.

Remove the superfluous casts to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
 drivers/tty/serial/ifx6x60.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c
index 590390970996b78f..7d858a74ee38d8ce 100644
--- a/drivers/tty/serial/ifx6x60.c
+++ b/drivers/tty/serial/ifx6x60.c
@@ -1381,7 +1381,7 @@ static void __exit ifx_spi_exit(void)
 	/* unregister */
 	tty_unregister_driver(tty_drv);
 	put_tty_driver(tty_drv);
-	spi_unregister_driver((void *)&ifx_spi_driver);
+	spi_unregister_driver(&ifx_spi_driver);
 	unregister_reboot_notifier(&ifx_modem_reboot_notifier_block);
 }
 
@@ -1420,7 +1420,7 @@ static int __init ifx_spi_init(void)
 		goto err_free_tty;
 	}
 
-	result = spi_register_driver((void *)&ifx_spi_driver);
+	result = spi_register_driver(&ifx_spi_driver);
 	if (result) {
 		pr_err("%s: spi_register_driver failed(%d)",
 			DRVNAME, result);
@@ -1436,7 +1436,7 @@ static int __init ifx_spi_init(void)
 
 	return 0;
 err_unreg_spi:
-	spi_unregister_driver((void *)&ifx_spi_driver);
+	spi_unregister_driver(&ifx_spi_driver);
 err_unreg_tty:
 	tty_unregister_driver(tty_drv);
 err_free_tty:
-- 
1.9.1


             reply	other threads:[~2015-04-23 14:15 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-23 14:15 Geert Uytterhoeven [this message]
2015-04-23 14:15 ` [PATCH 2/3] serial: ifx6x60: Remove superfluous casts when calling request_irq() Geert Uytterhoeven
2015-04-23 14:15 ` [PATCH 3/3] serial: SERIAL_IFX6X60 should depend on HAS_DMA Geert Uytterhoeven

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