linux-kernel - [PATCH 1/2] at24: make input buffers of at24

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Date:	Tue,  7 Apr 2009 22:44:32 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Jean Delvare <khali@...ux-fr.org>,
	Kevin Hilman <khilman@...prootsystems.com>,
	David Brownell <dbrownell@...rs.sourceforge.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH 1/2] at24: make input buffers of at24_*write() const

| drivers/misc/eeprom/at24.c:508: warning: assignment from incompatible pointer
type

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 drivers/misc/eeprom/at24.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index d184dfa..db39f4a 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -278,7 +278,7 @@ static ssize_t at24_bin_read(struct kobject *kobj, struct bin_attribute *attr,
  * We only use page mode writes; the alternative is sloooow. This routine
  * writes at most one page.
  */
-static ssize_t at24_eeprom_write(struct at24_data *at24, char *buf,
+static ssize_t at24_eeprom_write(struct at24_data *at24, const char *buf,
 		unsigned offset, size_t count)
 {
 	struct i2c_client *client;
@@ -347,8 +347,8 @@ static ssize_t at24_eeprom_write(struct at24_data *at24, char *buf,
 	return -ETIMEDOUT;
 }
 
-static ssize_t at24_write(struct at24_data *at24,
-		char *buf, loff_t off, size_t count)
+static ssize_t at24_write(struct at24_data *at24, const char *buf, loff_t off,
+			  size_t count)
 {
 	ssize_t retval = 0;
 
@@ -406,7 +406,7 @@ static ssize_t at24_macc_read(struct memory_accessor *macc, char *buf,
 	return at24_read(at24, buf, offset, count);
 }
 
-static ssize_t at24_macc_write(struct memory_accessor *macc, char *buf,
+static ssize_t at24_macc_write(struct memory_accessor *macc, const char *buf,
 			  off_t offset, size_t count)
 {
 	struct at24_data *at24 = container_of(macc, struct at24_data, macc);
-- 
1.6.2.1

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