vendor/acpica/20140828

1 files changed, 5 insertions, 4 deletions

diff --git a/source/compiler/aslfiles.c b/source/compiler/aslfiles.c
index 514c119d6b49..722e0ee9b620 100644
--- a/source/compiler/aslfiles.c
+++ b/source/compiler/aslfiles.c
@@ -107,6 +107,8 @@ FlSetFilename (
     DbgPrint (ASL_PARSE_OUTPUT, "\n#line: New filename %s (old %s)\n",
          Filename, Gbl_Files[ASL_FILE_INPUT].Filename);
 
+    /* No need to free any existing filename */
+
     Gbl_Files[ASL_FILE_INPUT].Filename = Filename;
 }
 
@@ -216,14 +218,14 @@ FlMergePathnames (
         (*FilePathname == '/') ||
          (FilePathname[1] == ':'))
     {
-        Pathname = ACPI_ALLOCATE (strlen (FilePathname) + 1);
+        Pathname = UtStringCacheCalloc (strlen (FilePathname) + 1);
         strcpy (Pathname, FilePathname);
         goto ConvertBackslashes;
     }
 
     /* Need a local copy of the prefix directory path */
 
-    CommonPath = ACPI_ALLOCATE (strlen (PrefixDir) + 1);
+    CommonPath = UtStringCacheCalloc (strlen (PrefixDir) + 1);
     strcpy (CommonPath, PrefixDir);
 
     /*
@@ -259,14 +261,13 @@ FlMergePathnames (
     /* Build the final merged pathname */
 
 ConcatenatePaths:
-    Pathname = ACPI_ALLOCATE_ZEROED (strlen (CommonPath) + strlen (FilePathname) + 2);
+    Pathname = UtStringCacheCalloc (strlen (CommonPath) + strlen (FilePathname) + 2);
     if (LastElement && *CommonPath)
     {
         strcpy (Pathname, CommonPath);
         strcat (Pathname, "/");
     }
     strcat (Pathname, FilePathname);
-    ACPI_FREE (CommonPath);
 
     /* Convert all backslashes to normal slashes */