uvch264src: fix compiler warnings

https://bugzilla.gnome.org/show_bug.cgi?id=750601

diff --git a/sys/uvch264/gstuvch264_src.c b/sys/uvch264/gstuvch264_src.c
index 9e0cbb9..4011e97 100644 (file)
--- a/sys/uvch264/gstuvch264_src.c
+++ b/sys/uvch264/gstuvch264_src.c
@@ -1351,23 +1351,26 @@ gst_uvc_h264_src_get_boolean_setting (GstUvcH264Src * self, gchar * property,
   gboolean ret = FALSE;
 
   if (g_strcmp0 (property, "enable-sei") == 0) {
-    ret = probe_setting (self, UVCX_VIDEO_CONFIG_PROBE,
-        offsetof (uvcx_video_config_probe_commit_t, bTimestamp), 1,
-        &min, &def, &max);
-    *changeable = (min != max);
-    *default_value = (def != 0);
+    if ((ret = probe_setting (self, UVCX_VIDEO_CONFIG_PROBE,
+                offsetof (uvcx_video_config_probe_commit_t, bTimestamp), 1,
+                &min, &def, &max))) {
+      *changeable = (min != max);
+      *default_value = (def != 0);
+    }
   } else if (g_strcmp0 (property, "preview-flipped") == 0) {
-    ret = probe_setting (self, UVCX_VIDEO_CONFIG_PROBE,
-        offsetof (uvcx_video_config_probe_commit_t, bPreviewFlipped), 1,
-        &min, &def, &max);
-    *changeable = (min != max);
-    *default_value = (def != 0);
+    if ((ret = probe_setting (self, UVCX_VIDEO_CONFIG_PROBE,
+                offsetof (uvcx_video_config_probe_commit_t, bPreviewFlipped), 1,
+                &min, &def, &max))) {
+      *changeable = (min != max);
+      *default_value = (def != 0);
+    }
   } else if (g_strcmp0 (property, "fixed-framerate") == 0) {
-    ret = probe_setting (self, UVCX_VIDEO_CONFIG_PROBE,
-        offsetof (uvcx_video_config_probe_commit_t, bRateControlMode), 1,
-        &min, &def, &max);
-    *changeable = ((max & UVC_H264_RATECONTROL_FIXED_FRM_FLG) != 0);
-    *default_value = ((def & UVC_H264_RATECONTROL_FIXED_FRM_FLG) != 0);
+    if ((ret = probe_setting (self, UVCX_VIDEO_CONFIG_PROBE,
+                offsetof (uvcx_video_config_probe_commit_t, bRateControlMode),
+                1, &min, &def, &max))) {
+      *changeable = ((max & UVC_H264_RATECONTROL_FIXED_FRM_FLG) != 0);
+      *default_value = ((def & UVC_H264_RATECONTROL_FIXED_FRM_FLG) != 0);
+    }
   }
 
   return ret;