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Subject[PATCH] bus: omap-ocp2scp: Fix error handling in omap_ocp2scp_probe
Date
The error handling code in omap_ocp2scp_probe fails to invoke
pm_runtime_disable and fails to initialize return value in
certain cases. Fix it here.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
---
drivers/bus/omap-ocp2scp.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/bus/omap-ocp2scp.c b/drivers/bus/omap-ocp2scp.c
index bf500e0e7362..77791f3dcfc6 100644
--- a/drivers/bus/omap-ocp2scp.c
+++ b/drivers/bus/omap-ocp2scp.c
@@ -70,8 +70,10 @@ static int omap_ocp2scp_probe(struct platform_device *pdev)
if (!of_device_is_compatible(np, "ti,am437x-ocp2scp")) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
regs = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(regs))
- goto err0;
+ if (IS_ERR(regs)) {
+ ret = PTR_ERR(regs);
+ goto err1;
+ }

pm_runtime_get_sync(&pdev->dev);
reg = readl_relaxed(regs + OCP2SCP_TIMING);
@@ -83,6 +85,9 @@ static int omap_ocp2scp_probe(struct platform_device *pdev)

return 0;

+err1:
+ pm_runtime_disable(&pdev->dev);
+
err0:
device_for_each_child(&pdev->dev, NULL, ocp2scp_remove_devices);

--
2.11.0
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