trusted keys: Fix a memory leak in trusted_update().

One failure path in security/keys/trusted.c::trusted_update() does
not free 'new_p' while the others do. This patch makes sure we also free
it in the remaining path (if datablob_parse() returns different from
Opt_update).

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Jesper Juhl 2011-01-23 22:40:42 +01:00 committed by James Morris
parent 7f3c68bee9
commit 5403110943

View File

@ -1032,6 +1032,7 @@ static int trusted_update(struct key *key, const void *data, size_t datalen)
ret = datablob_parse(datablob, new_p, new_o);
if (ret != Opt_update) {
ret = -EINVAL;
kfree(new_p);
goto out;
}
/* copy old key values, and reseal with new pcrs */