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USB: serial: garmin_gps: fix memory leak on failed URB submit
author
Johan Hovold
<johan@kernel.org>
Tue, 3 Jan 2017 15:39:41 +0000
(16:39 +0100)
committer
Ben Hutchings
<ben@decadent.org.uk>
Thu, 16 Mar 2017 02:18:35 +0000
(
02:18
+0000)
commit
c4ac4496e835b78a45dfbf74f6173932217e4116
upstream.
Make sure to free the URB transfer buffer in case submission fails (e.g.
due to a disconnect).
Fixes:
1da177e4c3f4
("Linux-2.6.12-rc2")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/usb/serial/garmin_gps.c
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diff --git
a/drivers/usb/serial/garmin_gps.c
b/drivers/usb/serial/garmin_gps.c
index
e664bac
..
0c1c8ca
100644
(file)
--- a/
drivers/usb/serial/garmin_gps.c
+++ b/
drivers/usb/serial/garmin_gps.c
@@
-1075,6
+1075,7
@@
static int garmin_write_bulk(struct usb_serial_port *port,
"%s - usb_submit_urb(write bulk) failed with status = %d\n",
__func__, status);
count = status;
+ kfree(buffer);
}
/* we are done with this urb, so let the host driver