Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

[pandora-kernel.git] / drivers / i2c / algos / i2c-algo-pca.c

diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c
index beb10ed..9081c9f 100644 (file)
--- a/drivers/i2c/algos/i2c-algo-pca.c
+++ b/drivers/i2c/algos/i2c-algo-pca.c
@@ -34,7 +34,7 @@
 #define DEB2(fmt, args...) do { if (i2c_debug>=2) printk(fmt, ## args); } while(0)
 #define DEB3(fmt, args...) do { if (i2c_debug>=3) printk(fmt, ## args); } while(0)
 
-static int i2c_debug=0;
+static int i2c_debug;
 
 #define pca_outw(adap, reg, val) adap->write_byte(adap, reg, val)
 #define pca_inw(adap, reg) adap->read_byte(adap, reg)
@@ -355,7 +355,7 @@ static int pca_init(struct i2c_algo_pca_data *adap)
        return 0;
 }
 
-static struct i2c_algorithm pca_algo = {
+static const struct i2c_algorithm pca_algo = {
        .master_xfer    = pca_xfer,
        .functionality  = pca_func,
 };
@@ -374,10 +374,10 @@ int i2c_pca_add_bus(struct i2c_adapter *adap)
        adap->timeout = 100;            /* default values, should       */
        adap->retries = 3;              /* be replaced by defines       */
 
-       rval = pca_init(pca_adap);
+       if ((rval = pca_init(pca_adap)))
+               return rval;
 
-       if (!rval)
-               i2c_add_adapter(adap);
+       rval = i2c_add_adapter(adap);
 
        return rval;
 }