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mei: nfc: fix memory leak in error path

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The flow may reach the err label without freeing cl and cl_info

cl and cl_info weren't assigned to ndev->cl and cl_info
so they weren't freed in mei_nfc_free called on error path

Cc: <[email protected]> # 3.10+
Cc: Samuel Ortiz <[email protected]>
Signed-off-by: Tomas Winkler <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Tomas Winkler 2013-10-21 22:05:38 +03:00 • committed by Greg Kroah-Hartman
commit 4bff7208f3
1 changed files with 6 additions and 4 deletions
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10
drivers/misc/mei/nfc.c
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@ -485,8 +485,11 @@ int mei_nfc_host_init(struct mei_device *dev)
if (ndev->cl_info)
return 0;
cl_info = mei_cl_allocate(dev);
cl = mei_cl_allocate(dev);
ndev->cl_info = mei_cl_allocate(dev);
ndev->cl = mei_cl_allocate(dev);
cl = ndev->cl;
cl_info = ndev->cl_info;
if (!cl || !cl_info) {
ret = -ENOMEM;
@ -527,10 +530,9 @@ int mei_nfc_host_init(struct mei_device *dev)
cl->device_uuid = mei_nfc_guid;
list_add_tail(&cl->device_link, &dev->device_list);
ndev->cl_info = cl_info;
ndev->cl = cl;
ndev->req_id = 1;
INIT_WORK(&ndev->init_work, mei_nfc_init);