plugin: plug memleak

A new reference to probe was acquired through mm_device_get_probe(), just unref it
when no longer needed. Note that mm_port_probe_run() will take its own reference
for as long as required to complete the operation.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/mm-plugin.c b/src/mm-plugin.c
index 87265e3b8..4616e9ded 100644
--- a/src/mm-plugin.c
+++ b/src/mm-plugin.c
@@ -750,6 +750,7 @@ mm_plugin_supports_port (MMPlugin *self,
 
 out:
     g_object_unref (async_result);
+    g_object_unref (probe);
 }
 
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