can: rcar_canfd: rcar_canfd_probe(): fix plain integer in transceivers[] init

Fix the following compile warning with C=1:

| drivers/net/can/rcar/rcar_canfd.c:1852:59: warning: Using plain integer as NULL pointer

Fixes: a0340df7eca4f28e ("can: rcar_canfd: Add transceiver support")
Reported-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20230328145658.7fdbc394@kernel.org
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Link: https://lore.kernel.org/all/7f7b0dde0caa2d2977b4fb5b65b63036e75f5022.1680071972.git.geert+renesas@glider.be
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 701311dabab36c3136caa24ffebcb126de10edf6..963c42f4375595ae3555744217fe8c9d00e1015d 100644 (file)
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -1848,7 +1848,7 @@ static void rcar_canfd_channel_remove(struct rcar_canfd_global *gpriv, u32 ch)
 
 static int rcar_canfd_probe(struct platform_device *pdev)
 {
-       struct phy *transceivers[RCANFD_NUM_CHANNELS] = { 0, };
+       struct phy *transceivers[RCANFD_NUM_CHANNELS] = { NULL, };
        const struct rcar_canfd_hw_info *info;
        struct device *dev = &pdev->dev;
        void __iomem *addr;