type_decoder.c: Fix a memory leak reported by scan-build.

  type_decoder.c:197:10: warning: Potential leak of memory pointed to by 'pdb'
                 return SRD_ERR_MALLOC;
                        ^~~~~~~~~~~~~~

1 files changed, 3 insertions, 1 deletions

diff --git a/type_decoder.c b/type_decoder.c
index a61a475..dfa3fa9 100644
--- a/type_decoder.c
+++ b/type_decoder.c
@@ -194,8 +194,10 @@ static int convert_binary(struct srd_decoder_inst *di, PyObject *obj,
 
 	pdb->bin_class = bin_class;
 	pdb->size = size;
-	if (!(pdb->data = g_try_malloc(pdb->size)))
+	if (!(pdb->data = g_try_malloc(pdb->size))) {
+		g_free(pdb);
 		return SRD_ERR_MALLOC;
+	}
 	memcpy((void *)pdb->data, (const void *)buf, pdb->size);
 	pdata->data = pdb;