i2c: i2c-pnx: Made buf type unsigned to prevent sign extension

Made buf type unsigned to prevent sign extension

Signed-off-by: Kevin Wells <kevin.wells@nxp.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/i2c-pnx.h b/include/linux/i2c-pnx.h
index f13255e06406..9eb07bbc6522 100644
--- a/include/linux/i2c-pnx.h
+++ b/include/linux/i2c-pnx.h
@@ -21,7 +21,7 @@ struct i2c_pnx_mif {
         int                     mode;           /* Interface mode */
         struct completion       complete;       /* I/O completion */
         struct timer_list       timer;          /* Timeout */
-        char *                  buf;            /* Data buffer */
+        u8 *                    buf;            /* Data buffer */
         int                     len;            /* Length of data buffer */
 };