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Input: fix potential overflows in driver/input/touchscreen

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Change all sprintfs into snprintfs to make sure we won't stomp on
data adjacent to our buffers.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov 2006-06-26 01:46:04 -04:00
parent 10ca4c0a62
commit a21466cc77
3 changed files with 3 additions and 3 deletions
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2
drivers/input/touchscreen/gunze.c
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@ -129,7 +129,7 @@ static int gunze_connect(struct serio *serio, struct serio_driver *drv)
gunze->serio = serio; gunze->serio = serio;
gunze->dev = input_dev; gunze->dev = input_dev;
sprintf(gunze->phys, "%s/input0", serio->phys); snprintf(gunze->phys, sizeof(serio->phys), "%s/input0", serio->phys);
input_dev->private = gunze; input_dev->private = gunze;
input_dev->name = "Gunze AHL-51S TouchScreen"; input_dev->name = "Gunze AHL-51S TouchScreen";

2
drivers/input/touchscreen/h3600_ts_input.c
View file

@ -363,7 +363,7 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv)
ts->serio = serio; ts->serio = serio;
ts->dev = input_dev; ts->dev = input_dev;
sprintf(ts->phys, "%s/input0", serio->phys); snprintf(ts->phys, sizeof(ts->phys), "%s/input0", serio->phys);
input_dev->name = "H3600 TouchScreen"; input_dev->name = "H3600 TouchScreen";
input_dev->phys = ts->phys; input_dev->phys = ts->phys;

2
drivers/input/touchscreen/mtouch.c
View file

@ -143,7 +143,7 @@ static int mtouch_connect(struct serio *serio, struct serio_driver *drv)
mtouch->serio = serio; mtouch->serio = serio;
mtouch->dev = input_dev; mtouch->dev = input_dev;
sprintf(mtouch->phys, "%s/input0", serio->phys); snprintf(mtouch->phys, sizeof(mtouch->phys), "%s/input0", serio->phys);
input_dev->private = mtouch; input_dev->private = mtouch;
input_dev->name = "MicroTouch Serial TouchScreen"; input_dev->name = "MicroTouch Serial TouchScreen";