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Route the exits after the lookup through a cleanup path that calls of_node_put() before returning. Fixes: 911049845d70 ("EDAC, altera: Add Arria10 SD-MMC EDAC support") Signed-off-by: Yuho Choi --- drivers/edac/altera_edac.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index 4edd2088c2db..a2fb30a9b914 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -1526,15 +1526,18 @@ static int altr_portb_setup(struct altr_edac_device_dev *device) edac_printk(KERN_ERR, EDAC_DEVICE, "%s: Unable to allocate PortB EDAC device\n", ecc_name); - return -ENOMEM; + rc = -ENOMEM; + goto out_put_node; } /* Initialize the PortB EDAC device structure from PortA structure */ altdev = dci->pvt_info; *altdev = *device; - if (!devres_open_group(&altdev->ddev, altr_portb_setup, GFP_KERNEL)) - return -ENOMEM; + if (!devres_open_group(&altdev->ddev, altr_portb_setup, GFP_KERNEL)) { + rc = -ENOMEM; + goto out_put_node; + } /* Update PortB specific values */ altdev->edac_dev_name = ecc_name; @@ -1607,13 +1610,16 @@ static int altr_portb_setup(struct altr_edac_device_dev *device) devres_remove_group(&altdev->ddev, altr_portb_setup); - return 0; + rc = 0; + goto out_put_node; err_release_group_1: edac_device_free_ctl_info(dci); devres_release_group(&altdev->ddev, altr_portb_setup); edac_printk(KERN_ERR, EDAC_DEVICE, "%s:Error setting up EDAC device: %d\n", ecc_name, rc); +out_put_node: + of_node_put(np); return rc; } -- 2.43.0