The "port" variable was allocated with devm_kzalloc() so if we free it
with kfree() it will be freed twice. Also I changed it to propogate the
error from devm_ioremap_resource() instead of returning -ENOMEM.
Fixes: c5d460396100 ("PCI: Add MCFG quirks for X-Gene host controller")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/pci/host/pci-xgene.c b/drivers/pci/host/pci-xgene.c
index 7c3b54b..142a166 100644
--- a/drivers/pci/host/pci-xgene.c
+++ b/drivers/pci/host/pci-xgene.c
@@ -246,14 +246,11 @@ static int xgene_pcie_ecam_init(struct pci_config_window *cfg, u32 ipversion)
ret = xgene_get_csr_resource(adev, &csr);
if (ret) {
dev_err(dev, "can't get CSR resource\n");
- kfree(port);
return ret;
}
port->csr_base = devm_ioremap_resource(dev, &csr);
- if (IS_ERR(port->csr_base)) {
- kfree(port);
- return -ENOMEM;
- }
+ if (IS_ERR(port->csr_base))
+ return PTR_ERR(port->csr_base);
port->cfg_base = cfg->win;
port->version = ipversion;
--
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