[PATCH] i2c: Mark block write buffers as const

The attached patch marks i2c_smbus_write_block_data() and
i2c_smbus_write_i2c_block_data() buffers as const.

Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 0510430e00db..526ddc8eecfb 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -97,13 +97,13 @@ extern s32 i2c_smbus_write_word_data(struct i2c_client * client,
                                      u8 command, u16 value);
 extern s32 i2c_smbus_write_block_data(struct i2c_client * client,
                                       u8 command, u8 length,
-                                      u8 *values);
+                                      const u8 *values);
 /* Returns the number of read bytes */
 extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client * client,
                                          u8 command, u8 *values);
 extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client * client,
                                           u8 command, u8 length,
-                                          u8 *values);
+                                          const u8 *values);
 
 /*
  * A driver is capable of handling one or more physical devices present on