- Fixed memory leak in several Intl locale functions

diff --git a/ext/intl/locale/locale_methods.c b/ext/intl/locale/locale_methods.c
index 88522339be0d88d69a98ff9743493bce316e373c..39d162a5107afcd683d4139295088306797163d6 100755 (executable)
--- a/ext/intl/locale/locale_methods.c
+++ b/ext/intl/locale/locale_methods.c
@@ -470,6 +470,7 @@ static void get_icu_disp_value_src_php( char* tag_name, INTERNAL_FUNCTION_PARAME
 
        char*       disp_loc_name       = NULL;
        int         disp_loc_name_len   = 0;
+       int         free_loc_name       = 0;
 
        UChar*      disp_name           = NULL;
        int32_t     disp_name_len       = 0;
@@ -517,17 +518,18 @@ static void get_icu_disp_value_src_php( char* tag_name, INTERNAL_FUNCTION_PARAME
        if( mod_loc_name==NULL ){
                mod_loc_name = estrdup( loc_name );
        }
+       
+       /* Check if disp_loc_name passed , if not use default locale */
+       if( !disp_loc_name){
+               disp_loc_name = estrdup(INTL_G(default_locale));
+               free_loc_name = 1;
+       }
 
     /* Get the disp_value for the given locale */
     do{
         disp_name = erealloc( disp_name , buflen  );
         disp_name_len = buflen;
 
-        /* Check if disp_loc_name passed , if not use default locale */
-        if( !disp_loc_name){
-            disp_loc_name = estrdup(INTL_G(default_locale));
-        }
-
                if( strcmp(tag_name , LOC_LANG_TAG)==0 ){
                        buflen = uloc_getDisplayLanguage ( mod_loc_name , disp_loc_name , disp_name , disp_name_len , &status);
                } else if( strcmp(tag_name , LOC_SCRIPT_TAG)==0 ){
@@ -557,6 +559,10 @@ static void get_icu_disp_value_src_php( char* tag_name, INTERNAL_FUNCTION_PARAME
                        if( mod_loc_name){
                                efree( mod_loc_name );
                        }
+                       if (free_loc_name) {
+                               efree(disp_loc_name);
+                               disp_loc_name = NULL;
+                       }
                        RETURN_FALSE;
                }
        } while( buflen > disp_name_len );
@@ -564,6 +570,10 @@ static void get_icu_disp_value_src_php( char* tag_name, INTERNAL_FUNCTION_PARAME
        if( mod_loc_name){
                efree( mod_loc_name );
        }
+       if (free_loc_name) {
+               efree(disp_loc_name);
+               disp_loc_name = NULL;
+       }
        /* Convert display locale name from UTF-16 to UTF-8. */
        intl_convert_utf16_to_utf8( &utf8value, &utf8value_len, disp_name, buflen, &status );
        efree( disp_name );