linux-kernel - [PATCHv2 1/3] mcp23s08: get rid of setup/teardown callbacks

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-next>] [day] [month] [year] [list]

Message-Id: <1310718332-10438-1-git-send-email-jacmet@sunsite.dk>
Date:	Fri, 15 Jul 2011 10:25:30 +0200
From:	Peter Korsgaard <jacmet@...site.dk>
To:	grant.likely@...retlab.ca, linux-kernel@...r.kernel.org
Cc:	Peter Korsgaard <jacmet@...site.dk>
Subject: [PATCHv2 1/3] mcp23s08: get rid of setup/teardown callbacks

There's no in-tree users, and bus notifiers are more generic anyway.

Signed-off-by: Peter Korsgaard <jacmet@...site.dk>
---
 drivers/gpio/gpio-mcp23s08.c |   19 -------------------
 include/linux/spi/mcp23s08.h |    9 ---------
 2 files changed, 0 insertions(+), 28 deletions(-)

diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index da3e04f..ef61234 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -432,14 +432,6 @@ static int mcp23s08_probe(struct spi_device *spi)
 	 * handled here...
 	 */
 
-	if (pdata->setup) {
-		status = pdata->setup(spi,
-				pdata->base, data->ngpio,
-				pdata->context);
-		if (status < 0)
-			dev_dbg(&spi->dev, "setup --> %d\n", status);
-	}
-
 	return 0;
 
 fail:
@@ -459,20 +451,9 @@ fail:
 static int mcp23s08_remove(struct spi_device *spi)
 {
 	struct mcp23s08_driver_data	*data = spi_get_drvdata(spi);
-	struct mcp23s08_platform_data	*pdata = spi->dev.platform_data;
 	unsigned			addr;
 	int				status = 0;
 
-	if (pdata->teardown) {
-		status = pdata->teardown(spi,
-				pdata->base, data->ngpio,
-				pdata->context);
-		if (status < 0) {
-			dev_err(&spi->dev, "%s --> %d\n", "teardown", status);
-			return status;
-		}
-	}
-
 	for (addr = 0; addr < ARRAY_SIZE(data->mcp); addr++) {
 		int tmp;
 
diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h
index c42cff8..2d676d5 100644
--- a/include/linux/spi/mcp23s08.h
+++ b/include/linux/spi/mcp23s08.h
@@ -22,13 +22,4 @@ struct mcp23s08_platform_data {
 	 * base to base+15 (or base+31 for s17 variant).
 	 */
 	unsigned	base;
-
-	void		*context;	/* param to setup/teardown */
-
-	int		(*setup)(struct spi_device *spi,
-					int gpio, unsigned ngpio,
-					void *context);
-	int		(*teardown)(struct spi_device *spi,
-					int gpio, unsigned ngpio,
-					void *context);
 };
-- 
1.7.5.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/