'phy' has been allocated with 'devm_kzalloc', so we should not free it
using an explicit 'kfree'. It would result in a double free if the
allocation of 'in_buf' fails.
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/nfc/pn533/usb.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c
index 8ca0603..33ed78b 100644
--- a/drivers/nfc/pn533/usb.c
+++ b/drivers/nfc/pn533/usb.c
@@ -464,10 +464,8 @@ static int pn533_usb_probe(struct usb_interface *interface,
return -ENOMEM;
in_buf = kzalloc(in_buf_len, GFP_KERNEL);
- if (!in_buf) {
- rc = -ENOMEM;
- goto out_free_phy;
- }
+ if (!in_buf)
+ return -ENOMEM;
phy->udev = usb_get_dev(interface_to_usbdev(interface));
phy->interface = interface;
@@ -554,8 +552,7 @@ error:
usb_free_urb(phy->out_urb);
usb_put_dev(phy->udev);
kfree(in_buf);
-out_free_phy:
- kfree(phy);
+
return rc;
}
--
2.7.4
---
L'absence de virus dans ce courrier électronique a été vérifiée par le logiciel antivirus Avast.
https://www.avast.com/antivirus
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