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| author | Heiner Kallweit <hkallweit1@gmail.com> | 2021-12-15 13:25:46 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-27 15:38:55 +0300 |
| commit | a6ec9d95c2053e504b9327b4ed7822aafd5c87cc (patch) | |
| tree | c9779ac26997d7ec066ac4ef3bb3339a3341e304 /drivers/reset | |
| parent | 70fa727835f93b3443b4253bb370db6b71aebd30 (diff) | |
| download | linux-a6ec9d95c2053e504b9327b4ed7822aafd5c87cc.tar.xz | |
reset: renesas: Check return value of reset_control_deassert()
[ Upstream commit da18980a855edf44270f05455e0ec3f2472f64cc ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/reset')
| -rw-r--r-- | drivers/reset/reset-rzg2l-usbphy-ctrl.c | 4 |
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; |