eliminated various clang warnings with non-null arguments

That is, use assert() to ensure that known to be non-null
variables will be used as input to functions requiring non-null.

Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/dh.c b/lib/dh.c
index 8248baf26c..06e6145984 100644
--- a/lib/dh.c
+++ b/lib/dh.c
@@ -456,6 +456,7 @@ gnutls_dh_params_export_pkcs3(gnutls_dh_params_t params,
 		return GNUTLS_E_SHORT_MEMORY_BUFFER;
 	}
 
+	assert(out.data != NULL);
 	*params_data_size = out.size;
 	if (params_data) {
 		memcpy(params_data, out.data, out.size);