[PATCH v2 1/3] PCI: brcmstb: Check return value of clk_prepare_enable()
Jim Quinlan
jim2101024 at gmail.com
Tue Jun 15 12:14:02 PDT 2021
Check for failure of clk_prepare_enable() on device resume.
Signed-off-by: Jim Quinlan <jim2101024 at gmail.com>
Acked-by: Florian Fainelli <f.fainelli at gmail.com>
Fixes: 8195b7417018 ("PCI: brcmstb: Add suspend and resume pm_ops")
---
drivers/pci/controller/pcie-brcmstb.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c
index 08bc788d9422..abc62a86d94e 100644
--- a/drivers/pci/controller/pcie-brcmstb.c
+++ b/drivers/pci/controller/pcie-brcmstb.c
@@ -1162,7 +1162,9 @@ static int brcm_pcie_resume(struct device *dev)
int ret;
base = pcie->base;
- clk_prepare_enable(pcie->clk);
+ ret = clk_prepare_enable(pcie->clk);
+ if (ret)
+ return ret;
ret = reset_control_reset(pcie->rescal);
if (ret)
--
2.17.1
More information about the linux-arm-kernel
mailing list