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authorDan Carpenter <dan.carpenter@oracle.com>2013-10-29 23:01:43 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2013-10-30 12:24:50 -0700
commita8b33654b1e3b0c74d4a1fed041c9aae50b3c427 (patch)
treee8eeabbf41c976edce53a42c611cf2e0a5dd7d12
parent8d1e72250c847fa96498ec029891de4dc638a5ba (diff)
downloadlinux-linaro-stable-a8b33654b1e3b0c74d4a1fed041c9aae50b3c427.tar.gz
Staging: sb105x: info leak in mp_get_count()
The icount.reserved[] array isn't initialized so it leaks stack information to userspace. Reported-by: Nico Golde <nico@ngolde.de> Reported-by: Fabian Yamaguchi <fabs@goesec.de> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/staging/sb105x/sb_pci_mp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/sb105x/sb_pci_mp.c b/drivers/staging/sb105x/sb_pci_mp.c
index 23db32f07fd5..a10cdb17038b 100644
--- a/drivers/staging/sb105x/sb_pci_mp.c
+++ b/drivers/staging/sb105x/sb_pci_mp.c
@@ -1063,7 +1063,7 @@ static int mp_wait_modem_status(struct sb_uart_state *state, unsigned long arg)
static int mp_get_count(struct sb_uart_state *state, struct serial_icounter_struct *icnt)
{
- struct serial_icounter_struct icount;
+ struct serial_icounter_struct icount = {};
struct sb_uart_icount cnow;
struct sb_uart_port *port = state->port;