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authorHeiner Kallweit <hkallweit1@gmail.com>2021-12-15 11:25:46 +0100
committerPhilipp Zabel <p.zabel@pengutronix.de>2022-04-04 11:00:27 +0200
commitda18980a855edf44270f05455e0ec3f2472f64cc (patch)
treef7aac5ccefb4d136c11988c6e68036da00299ac9 /drivers/reset
parent8362f5217bc69c3cd30da73cd2d2ae3af4cc8117 (diff)
reset: renesas: Check return value of reset_control_deassert()
Deasserting the reset is vital, therefore bail out in case of error. Suggested-by: Biju Das <biju.das.jz@bp.renesas.com> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com> Link: https://lore.kernel.org/r/b2131908-0110-006b-862f-080517f3e2d8@gmail.com Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/reset')
-rw-r--r--drivers/reset/reset-rzg2l-usbphy-ctrl.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/reset/reset-rzg2l-usbphy-ctrl.c b/drivers/reset/reset-rzg2l-usbphy-ctrl.c
index 1e8315038850..a8dde4606360 100644
--- a/drivers/reset/reset-rzg2l-usbphy-ctrl.c
+++ b/drivers/reset/reset-rzg2l-usbphy-ctrl.c
@@ -121,7 +121,9 @@ static int rzg2l_usbphy_ctrl_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(priv->rstc),
"failed to get reset\n");
- reset_control_deassert(priv->rstc);
+ error = reset_control_deassert(priv->rstc);
+ if (error)
+ return error;
priv->rcdev.ops = &rzg2l_usbphy_ctrl_reset_ops;
priv->rcdev.of_reset_n_cells = 1;