hwmon: (i5k_amb) Remove redundant platform_set_drvdata()

Commit 0998d06310 (device-core: Ensure drvdata = NULL when no
driver is bound) removes the need to set driver data field to
NULL.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/i5k_amb.c

@@ -556,7 +556,6 @@ static int i5k_amb_probe(struct platform_device *pdev)
 
 err_init_failed:
 	iounmap(data->amb_mmio);
-	platform_set_drvdata(pdev, NULL);
 err_map_failed:
 	release_mem_region(data->amb_base, data->amb_len);
 err:
@@ -576,7 +575,6 @@ static int i5k_amb_remove(struct platform_device *pdev)
 	kfree(data->attrs);
 	iounmap(data->amb_mmio);
 	release_mem_region(data->amb_base, data->amb_len);
-	platform_set_drvdata(pdev, NULL);
 	kfree(data);
 	return 0;
 }