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authorDmitry Torokhov <dtor_core@ameritech.net>2006-06-26 01:45:10 -0400
committerDmitry Torokhov <dtor_core@ameritech.net>2006-06-26 01:45:10 -0400
commit08ffce4560e0133e10634b0dd85eecee11257a1c (patch)
treeeff2a0266e0897e72e48db949fb28f367812222e /drivers/input/mouse/psmouse-base.c
parent4854c7b27f0975a2b629f35ea3996d2968eb7c4f (diff)
Input: fix potential overflows in driver/input/mouse
Change all sprintfs into snprintfs to make sure we won't stomp on data adjacent to our buffers. Noticed by Wouter Paesen <wouter@kangaroot.net> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/mouse/psmouse-base.c')
-rw-r--r--drivers/input/mouse/psmouse-base.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 136321a2cfd..5f21532c24f 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -1057,8 +1057,8 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, struct psmouse_proto
if (psmouse->resync_time && psmouse->poll(psmouse))
psmouse->resync_time = 0;
- sprintf(psmouse->devname, "%s %s %s",
- psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name);
+ snprintf(psmouse->devname, sizeof(psmouse->devname), "%s %s %s",
+ psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name);
input_dev->name = psmouse->devname;
input_dev->phys = psmouse->phys;
@@ -1099,7 +1099,7 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv)
ps2_init(&psmouse->ps2dev, serio);
INIT_WORK(&psmouse->resync_work, psmouse_resync, psmouse);
psmouse->dev = input_dev;
- sprintf(psmouse->phys, "%s/input0", serio->phys);
+ snprintf(psmouse->phys, sizeof(psmouse->phys), "%s/input0", serio->phys);
psmouse_set_state(psmouse, PSMOUSE_INITIALIZING);