From: Liang He windhl@126.com
commit 562fed945ea482833667f85496eeda766d511386 upstream.
In grcan_probe(), of_find_node_by_path() has already increased the refcount. There is no need to call of_node_get() again, so remove it.
Link: https://lore.kernel.org/all/20220619070257.4067022-1-windhl@126.com Fixes: 1e93ed26acf0 ("can: grcan: grcan_probe(): fix broken system id check for errata workaround needs") Cc: stable@vger.kernel.org # v5.18 Cc: Andreas Larsson andreas@gaisler.com Signed-off-by: Liang He windhl@126.com Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/can/grcan.c | 1 - 1 file changed, 1 deletion(-)
--- a/drivers/net/can/grcan.c +++ b/drivers/net/can/grcan.c @@ -1660,7 +1660,6 @@ static int grcan_probe(struct platform_d */ sysid_parent = of_find_node_by_path("/ambapp0"); if (sysid_parent) { - of_node_get(sysid_parent); err = of_property_read_u32(sysid_parent, "systemid", &sysid); if (!err && ((sysid & GRLIB_VERSION_MASK) >= GRCAN_TXBUG_SAFE_GRLIB_VERSION))