Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7d751914 authored by Kangjie Lu's avatar Kangjie Lu Committed by Greg Kroah-Hartman
Browse files

net: (cpts) fix a missing check of clk_prepare 



[ Upstream commit 2d822f2dbab7f4c820f72eb8570aacf3f35855bd ]

clk_prepare() could fail, so let's check its status, and if it fails,
return its error code upstream.

Signed-off-by: default avatarKangjie Lu <kjlu@umn.edu>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 48b140f5

drivers/net/ethernet/ti/cpts.c

+3 −1
Original line number Diff line number Diff line
@@ -572,7 +572,9 @@ struct cpts *cpts_create(struct device *dev, void __iomem *regs, 
		return ERR_CAST(cpts->refclk);

	}



	clk_prepare(cpts->refclk);

	ret = clk_prepare(cpts->refclk);

	if (ret)

		return ERR_PTR(ret);



	cpts->cc.read = cpts_systim_read;

	cpts->cc.mask = CLOCKSOURCE_MASK(32);