Commit e84d37af authored Mar 08, 2022 by Jiasheng Jiang Committed by Greg Kroah-Hartman Mar 16, 2022

net: ethernet: ti: cpts: Handle error for clk_enable



[ Upstream commit 6babfc6e6fab068018c36e8f6605184b8c0b349d ]

As the potential failure of the clk_enable(),
it should be better to check it and return error
if fails.

Fixes: 8a2c9a5a ("net: ethernet: ti: cpts: rework initialization/deinitialization")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 8ee065a7

drivers/net/ethernet/ti/cpts.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -454,7 +454,9 @@ int cpts_register(struct cpts *cpts)
		for (i = 0; i < CPTS_MAX_EVENTS; i++)
		list_add(&cpts->pool_data[i].list, &cpts->pool);

		clk_enable(cpts->refclk);
		err = clk_enable(cpts->refclk);
		if (err)
		return err;

		cpts_write32(cpts, CPTS_EN, control);
		cpts_write32(cpts, TS_PEND_EN, int_enable);