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[5/5] Input: parkbd - clear unused function pointers

Message ID 1447767619-28329-5-git-send-email-sudipm.mukherjee@gmail.com (mailing list archive)
State Accepted
Headers show

Commit Message

Sudip Mukherjee Nov. 17, 2015, 1:40 p.m. UTC 
parkbd_parport_cb is a local uninitialized structure and the member
function pointers will be pointing to arbitrary locations unless they
are cleared.

Fixes: 33ca8ab97cbb ("Input: parkbd - use parallel port device model")
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
---
 drivers/input/serio/parkbd.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/input/serio/parkbd.c b/drivers/input/serio/parkbd.c
index 92c31b8..1edfac7 100644
--- a/drivers/input/serio/parkbd.c
+++ b/drivers/input/serio/parkbd.c
@@ -145,6 +145,7 @@  static int parkbd_getport(struct parport *pp)
 {
 	struct pardev_cb parkbd_parport_cb;
 
+	memset(&parkbd_parport_cb, 0, sizeof(parkbd_parport_cb));
 	parkbd_parport_cb.irq_func = parkbd_interrupt;
 	parkbd_parport_cb.flags = PARPORT_FLAG_EXCL;