From: Jesper Juhl If 'argc' is zero we jump to the 'out:' label, but this leaks the (unused) memory that 'dm_split_args()' allocated for 'argv' if the string being split consisted entirely of whitespace. Jump to the 'out_argv:' label instead to free up that memory. Signed-off-by: Jesper Juhl Cc: stable@kernel.org Signed-off-by: Alasdair G Kergon --- drivers/md/dm-ioctl.c | 2 +- drivers/md/dm-ioctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-3.3-rc3/drivers/md/dm-ioctl.c =================================================================== --- linux-3.3-rc3.orig/drivers/md/dm-ioctl.c +++ linux-3.3-rc3/drivers/md/dm-ioctl.c @@ -1437,7 +1437,7 @@ static int target_message(struct dm_ioct if (!argc) { DMWARN("Empty message received."); - goto out; + goto out_argv; } table = dm_get_live_table(md);