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Input: fix potential overflows in driver/input/mouse

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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>
This commit is contained in:
Dmitry Torokhov
2006-06-26 01:45:10 -04:00
parent 4854c7b27f
commit 08ffce4560
4 changed files with 18 additions and 14 deletions
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2
drivers/input/mouse/alps.c
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@@ -470,7 +470,7 @@ int alps_init(struct psmouse *psmouse)
dev1->keybit[LONG(BTN_BACK)] |= BIT(BTN_BACK);
}
sprintf(priv->phys, "%s/input1", psmouse->ps2dev.serio->phys);
snprintf(priv->phys, sizeof(priv->phys), "%s/input1", psmouse->ps2dev.serio->phys);
dev2->phys = priv->phys;
dev2->name = (priv->i->flags & ALPS_DUALPOINT) ? "DualPoint Stick" : "PS/2 Mouse";
dev2->id.bustype = BUS_I8042;