i2c: Let drivers constify i2c_algorithm data

i2c: Let drivers constify i2c_algorithm data

Let drivers constify I2C algorithm method operations tables,
moving them from ".data" to ".rodata".

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index eb0628a7ecc6..23ad1ee42a4c 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -220,7 +220,7 @@ struct i2c_adapter {
         struct module *owner;
         unsigned int id;
         unsigned int class;
-        struct i2c_algorithm *algo;/* the algorithm to access the bus   */
+        const struct i2c_algorithm *algo; /* the algorithm to access the bus */
         void *algo_data;
 
         /* --- administration stuff. */