diff options
Diffstat (limited to 'security/keys/dh.c')
| -rw-r--r-- | security/keys/dh.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/security/keys/dh.c b/security/keys/dh.c index 8abc70ebe22d..1c1cac677041 100644 --- a/security/keys/dh.c +++ b/security/keys/dh.c @@ -317,7 +317,7 @@ long __keyctl_dh_compute(struct keyctl_dh_params __user *params, * Concatenate SP800-56A otherinfo past DH shared secret -- the * input to the KDF is (DH shared secret || otherinfo) */ - if (kdfcopy && kdfcopy->otherinfo && + if (kdfcopy && copy_from_user(kbuf + resultlen, kdfcopy->otherinfo, kdfcopy->otherinfolen) != 0) { ret = -EFAULT; |