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@linux-m68k.org>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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 @@
* 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 @@
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 @@
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);