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authorMatthias Urlichs <smurf@smurf.noris.de>2006-04-11 05:01:44 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:24:15 -0700
commit6dde432553551ae036aae12c2b940677d36c9a5b (patch)
tree2998fe9a1f6517717a7433f2fcf318b176fc1492 /drivers/usb
parent397eeab321e87d8c1ef928b58f256513e6f481dc (diff)
[PATCH] Overrun in option-card USB driver
Since the arrays are declared as in_urbs[N_IN_URB] and out_urbs[N_OUT_URB], both for loops go one over the end of the array. This fixes coverity id #555. Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-Off-By: Matthias Urlichs <smurf@smurf.noris.de> Signed-Off-By: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/serial/option.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 495db5755df..5cf2b80add7 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -28,6 +28,7 @@
2005-09-10 v0.4.3 added HUAWEI E600 card and Audiovox AirCard
2005-09-20 v0.4.4 increased recv buffer size: the card sometimes
wants to send >2000 bytes.
+ 2006-04-10 v0.4.2 fixed two array overrun errors :-/
Work sponsored by: Sigos GmbH, Germany <info@sigos.de>
@@ -582,14 +583,14 @@ static void option_setup_urbs(struct usb_serial *serial)
portdata = usb_get_serial_port_data(port);
/* Do indat endpoints first */
- for (j = 0; j <= N_IN_URB; ++j) {
+ for (j = 0; j < N_IN_URB; ++j) {
portdata->in_urbs[j] = option_setup_urb (serial,
port->bulk_in_endpointAddress, USB_DIR_IN, port,
portdata->in_buffer[j], IN_BUFLEN, option_indat_callback);
}
/* outdat endpoints */
- for (j = 0; j <= N_OUT_URB; ++j) {
+ for (j = 0; j < N_OUT_URB; ++j) {
portdata->out_urbs[j] = option_setup_urb (serial,
port->bulk_out_endpointAddress, USB_DIR_OUT, port,
portdata->out_buffer[j], OUT_BUFLEN, option_outdat_callback);