LU-5540 lnet: fix crash due to NULL networks string

[fs/lustre-release.git] / libcfs / libcfs / user-crypto.c

diff --git a/libcfs/libcfs/user-crypto.c b/libcfs/libcfs/user-crypto.c
index 9c549b5..1d0acab 100644 (file)
--- a/libcfs/libcfs/user-crypto.c
+++ b/libcfs/libcfs/user-crypto.c
@@ -272,12 +272,12 @@ int cfs_crypto_hash_final(struct cfs_crypto_hash_desc *desc,
        LASSERT(type != NULL);
        size = type->cht_size;
 
-       if (hash_len == NULL) {
+       if (hash == NULL || hash_len == NULL) {
                err = 0;
                goto free;
        }
-       if (hash == NULL || *hash_len < size) {
-               err = -ENOMEM;
+       if (*hash_len < size) {
+               err = -EOVERFLOW;
                goto free;
        }