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[5.6,28/73] i2c: amd-mp2-pci: Fix Oops in amd_mp2_pci_init() error handling

Message ID 20200504165507.147011198@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH May 4, 2020, 5:57 p.m. UTC
From: Dan Carpenter <dan.carpenter@oracle.com>

commit ac2b0813fceaf7cb3d8d46c7b33c90bae9fa49db upstream.

The problem is that we dereference "privdata->pci_dev" when we print
the error messages in amd_mp2_pci_init():

	dev_err(ndev_dev(privdata), "Failed to enable MP2 PCI device\n");
		^^^^^^^^^^^^^^^^^

Fixes: 529766e0a011 ("i2c: Add drivers for the AMD PCIe MP2 I2C controller")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Cc: stable@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/i2c/busses/i2c-amd-mp2-pci.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

--- a/drivers/i2c/busses/i2c-amd-mp2-pci.c
+++ b/drivers/i2c/busses/i2c-amd-mp2-pci.c
@@ -349,12 +349,12 @@  static int amd_mp2_pci_probe(struct pci_
 	if (!privdata)
 		return -ENOMEM;
 
+	privdata->pci_dev = pci_dev;
 	rc = amd_mp2_pci_init(privdata, pci_dev);
 	if (rc)
 		return rc;
 
 	mutex_init(&privdata->c2p_lock);
-	privdata->pci_dev = pci_dev;
 
 	pm_runtime_set_autosuspend_delay(&pci_dev->dev, 1000);
 	pm_runtime_use_autosuspend(&pci_dev->dev);