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-rw-r--r--security/keys/dh.c2
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;