[PATCH 1/2] libmm-glib, modem-helpers: unref enum/flags GType classes in enum getters

Thomas Haller thaller at redhat.com
Wed Oct 3 23:09:10 UTC 2018


---
 libmm-glib/mm-common-helpers.c | 60 ++++++++++++++++++++++++++++------
 src/mm-modem-helpers.c         | 10 ++++--
 2 files changed, 58 insertions(+), 12 deletions(-)

diff --git a/libmm-glib/mm-common-helpers.c b/libmm-glib/mm-common-helpers.c
index 3470f64f..ed459c5a 100644
--- a/libmm-glib/mm-common-helpers.c
+++ b/libmm-glib/mm-common-helpers.c
@@ -25,6 +25,26 @@
 #include "mm-errors-types.h"
 #include "mm-common-helpers.h"
 
+static int
+_enum_class_return_value (GEnumClass *enum_class, guint i)
+{
+	int value;
+
+	value = enum_class->values[i].value;
+	g_type_class_unref (enum_class);
+	return value;
+}
+
+static int
+_flags_class_return_value (GFlagsClass *flags_class, guint i)
+{
+	guint value;
+
+	value = flags_class->values[i].value;
+	g_type_class_unref (flags_class);
+	return value;
+}
+
 gchar *
 mm_common_build_capabilities_string (const MMModemCapability *capabilities,
                                      guint n_capabilities)
@@ -795,9 +815,11 @@ mm_common_get_eps_ue_mode_operation_from_string (const gchar  *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -914,9 +936,11 @@ mm_common_get_rm_protocol_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -936,9 +960,11 @@ mm_common_get_ip_type_from_string (const gchar *str,
 
     for (i = 0; flags_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, flags_class->values[i].value_nick))
-            return flags_class->values[i].value;
+            return _flags_class_return_value (flags_class, i);
     }
 
+    g_type_class_unref (flags_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1008,9 +1034,11 @@ mm_common_get_sms_storage_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1030,9 +1058,11 @@ mm_common_get_sms_cdma_teleservice_id_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1052,9 +1082,11 @@ mm_common_get_sms_cdma_service_category_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1074,9 +1106,11 @@ mm_common_get_call_direction_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1096,9 +1130,11 @@ mm_common_get_call_state_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1118,9 +1154,11 @@ mm_common_get_call_state_reason_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
@@ -1190,9 +1228,11 @@ mm_common_get_oma_session_type_from_string (const gchar *str,
 
     for (i = 0; enum_class->values[i].value_nick; i++) {
         if (!g_ascii_strcasecmp (str, enum_class->values[i].value_nick))
-            return enum_class->values[i].value;
+            return _enum_class_return_value (enum_class, i);
     }
 
+    g_type_class_unref (enum_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
diff --git a/src/mm-modem-helpers.c b/src/mm-modem-helpers.c
index 35465d91..a1c7e9a2 100644
--- a/src/mm-modem-helpers.c
+++ b/src/mm-modem-helpers.c
@@ -652,15 +652,21 @@ mm_flow_control_from_string (const gchar  *str,
                              GError      **error)
 {
     GFlagsClass *flags_class;
+    guint value;
     guint i;
 
     flags_class = G_FLAGS_CLASS (g_type_class_ref (MM_TYPE_FLOW_CONTROL));
 
     for (i = 0; flags_class->values[i].value_nick; i++) {
-        if (!g_ascii_strcasecmp (str, flags_class->values[i].value_nick))
-            return flags_class->values[i].value;
+        if (!g_ascii_strcasecmp (str, flags_class->values[i].value_nick)) {
+            value = flags_class->values[i].value;
+            g_type_class_unref (flags_class);
+            return value;
+        }
     }
 
+    g_type_class_unref (flags_class);
+
     g_set_error (error,
                  MM_CORE_ERROR,
                  MM_CORE_ERROR_INVALID_ARGS,
-- 
2.17.1



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