diff mbox series

[v2,1/3] PCI: brcmstb: Check return value of clk_prepare_enable()

Message ID 20210615191405.21878-2-jim2101024@gmail.com (mailing list archive)
State Superseded
Delegated to: Lorenzo Pieralisi
Headers show
Series PCI: brcmstb: Add panic handler | expand

Commit Message

Jim Quinlan June 15, 2021, 7:14 p.m. UTC 
Check for failure of clk_prepare_enable() on device resume.

Signed-off-by: Jim Quinlan <jim2101024@gmail.com>
Acked-by: Florian Fainelli <f.fainelli@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 mbox series

Patch

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)