From: Thierry Reding
These new helpers simplify implementing multi-driver modules and
properly handle failure to register one driver by unregistering all
previously registered drivers.
Signed-off-by: Thierry Reding
---
Applies on top of next-20151127.
drivers/net/ethernet/freescale/fec_mpc52xx.c | 22 +-
1 file changed, 9 insertions(+), 13 deletions(-)
diff --git a/drivers/net/ethernet/freescale/fec_mpc52xx.c
b/drivers/net/ethernet/freescale/fec_mpc52xx.c
index afe7f39cdd7c..25553ee857b4 100644
--- a/drivers/net/ethernet/freescale/fec_mpc52xx.c
+++ b/drivers/net/ethernet/freescale/fec_mpc52xx.c
@@ -1084,27 +1084,23 @@ static struct platform_driver mpc52xx_fec_driver = {
/* Module */
/* */
+static struct platform_driver * const drivers[] = {
+#ifdef CONFIG_FEC_MPC52xx_MDIO
+ &mpc52xx_fec_mdio_driver,
+#endif
+ &mpc52xx_fec_driver,
+};
+
static int __init
mpc52xx_fec_init(void)
{
-#ifdef CONFIG_FEC_MPC52xx_MDIO
- int ret;
- ret = platform_driver_register(&mpc52xx_fec_mdio_driver);
- if (ret) {
- pr_err("failed to register mdio driver\n");
- return ret;
- }
-#endif
- return platform_driver_register(&mpc52xx_fec_driver);
+ return platform_register_drivers(drivers, ARRAY_SIZE(drivers));
}
static void __exit
mpc52xx_fec_exit(void)
{
- platform_driver_unregister(&mpc52xx_fec_driver);
-#ifdef CONFIG_FEC_MPC52xx_MDIO
- platform_driver_unregister(&mpc52xx_fec_mdio_driver);
-#endif
+ platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));
}
--
2.5.0
--
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