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authorAnton Vasilyev <vasilyev@ispras.ru>2018-07-27 18:50:42 +0300
committerMarc Kleine-Budde <mkl@pengutronix.de>2018-07-30 12:04:27 +0300
commit72c05f32f4a5055c9c8fe889bb6903ec959c0aad (patch)
tree23a4e4368faf6b12d2698f66a2ecf5f11bdc787d /drivers/net/can/usb
parent25432eba9cd8f2ef5afef55be811b010a004b5fa (diff)
downloadlinux-72c05f32f4a5055c9c8fe889bb6903ec959c0aad.tar.xz
can: ems_usb: Fix memory leak on ems_usb_disconnect()
ems_usb_probe() allocates memory for dev->tx_msg_buffer, but there is no its deallocation in ems_usb_disconnect(). Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Anton Vasilyev <vasilyev@ispras.ru> Cc: <stable@vger.kernel.org> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/usb')
-rw-r--r--drivers/net/can/usb/ems_usb.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index 12ff0020ecd6..b7dfd4109d24 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -1072,6 +1072,7 @@ static void ems_usb_disconnect(struct usb_interface *intf)
usb_free_urb(dev->intr_urb);
kfree(dev->intr_in_buffer);
+ kfree(dev->tx_msg_buffer);
}
}