[ Upstream commit2169b79258
] As the potential failure of the clk_enable(), it should be better to check it and return error if fails. Fixes:b7370112f5
("lpc32xx: Added ethernet driver") 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>