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Message-Id: <20240911143154.59816-1-qianqiang.liu@163.com> Date: Wed, 11 Sep 2024 22:31:55 +0800 From: Qianqiang Liu <qianqiang.liu@....com> To: ryder.lee@...iatek.com, jianjun.wang@...iatek.com, lpieralisi@...nel.org, matthias.bgg@...il.com Cc: linux-pci@...r.kernel.org, linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org, Qianqiang Liu <qianqiang.liu@....com> Subject: [PATCH] PCI: mediatek-gen3: Check the return value of the reset_control_bulk_deassert "reset_control_bulk_deassert" may return error code, we should check the return value of it. Signed-off-by: Qianqiang Liu <qianqiang.liu@....com> --- drivers/pci/controller/pcie-mediatek-gen3.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c index 66ce4b5d309b..5b35dc32ad47 100644 --- a/drivers/pci/controller/pcie-mediatek-gen3.c +++ b/drivers/pci/controller/pcie-mediatek-gen3.c @@ -1016,7 +1016,9 @@ static int mtk_pcie_setup(struct mtk_gen3_pcie *pcie) * Deassert the line in order to avoid unbalance in deassert_count * counter since the bulk is shared. */ - reset_control_bulk_deassert(pcie->soc->phy_resets.num_resets, pcie->phy_resets); + err = reset_control_bulk_deassert(pcie->soc->phy_resets.num_resets, pcie->phy_resets); + if (err) + return err; /* * The controller may have been left out of reset by the bootloader * so make sure that we get a clean start by asserting resets here. -- 2.39.2
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