Commit 2fc2111c authored Jul 19, 2009 by Michael Buesch Committed by David S. Miller Jul 21, 2009

ide-tape: Don't leak kernel stack information



Don't leak kernel stack information through uninitialized structure members.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Acked-by: Borislav Petkov <petkovbb@gmail.com&gt;.>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent bc146d23

drivers/ide/ide-tape.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1064,6 +1064,7 @@ static int idetape_blkdev_ioctl(ide_drive_t *drive, unsigned int cmd,
		tape->best_dsc_rw_freq = config.dsc_rw_frequency;
		break;
		case 0x0350:
		memset(&config, 0, sizeof(config));
		config.dsc_rw_frequency = (int) tape->best_dsc_rw_freq;
		config.nr_stages = 1;
		if (copy_to_user(argp, &config, sizeof(config)))