X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fyokogawa-dlm%2Fprotocol.c;h=1bd863ee1545a645139111eaa78993657172758d;hb=3308450089c41c8596404e89c95f9a9620c3404f;hp=cc822eb462feb1f0fbf8ddaafa901832341a22d4;hpb=d2391b5453cd54b4bb087bdfbf2964202ba29098;p=libsigrok.git

diff --git a/src/hardware/yokogawa-dlm/protocol.c b/src/hardware/yokogawa-dlm/protocol.c
index cc822eb4..1bd863ee 100644
--- a/src/hardware/yokogawa-dlm/protocol.c
+++ b/src/hardware/yokogawa-dlm/protocol.c
@@ -777,9 +777,13 @@ SR_PRIV int dlm_device_init(struct sr_dev_inst *sdi, int model_index)
 
 	devc->analog_groups = g_malloc0(sizeof(struct sr_channel_group*) *
 			scope_models[model_index].analog_channels);
-
 	devc->digital_groups = g_malloc0(sizeof(struct sr_channel_group*) *
 			scope_models[model_index].pods);
+	if (!devc->analog_groups || !devc->digital_groups) {
+		g_free(devc->analog_groups);
+		g_free(devc->digital_groups);
+		return SR_ERR_MALLOC;
+	}
 
 	/* Add analog channels, each in its own group. */
 	for (i = 0; i < scope_models[model_index].analog_channels; i++) {