Merge "Snap for 4615400 from 76bca556316ac96c3260122f2a11d05bb0eccb15 to oreo-mr1-cts-release" into oreo-mr1-cts-release
diff --git a/arm-wt-22k/lib_src/eas_mdls.c b/arm-wt-22k/lib_src/eas_mdls.c
index 5b736c6..0c1c9f6 100644
--- a/arm-wt-22k/lib_src/eas_mdls.c
+++ b/arm-wt-22k/lib_src/eas_mdls.c
@@ -604,6 +604,7 @@
         if ((dls.regionCount == 0) || (dls.regionCount > DLS_MAX_REGION_COUNT))
         {
             { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "DLS file contains invalid #regions [%u]\n", dls.regionCount); */ }
+            EAS_HWFree(dls.hwInstData, dls.wsmpData);
             return EAS_ERROR_FILE_FORMAT;
         }
 
@@ -611,6 +612,7 @@
         if ((dls.artCount == 0) || (dls.artCount > DLS_MAX_ART_COUNT))
         {
             { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "DLS file contains invalid #articulations [%u]\n", dls.regionCount); */ }
+            EAS_HWFree(dls.hwInstData, dls.wsmpData);
             return EAS_ERROR_FILE_FORMAT;
         }
 
@@ -618,6 +620,7 @@
         if ((dls.instCount == 0) || (dls.instCount > DLS_MAX_INST_COUNT))
         {
             { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "DLS file contains invalid #instruments [%u]\n", dls.instCount); */ }
+            EAS_HWFree(dls.hwInstData, dls.wsmpData);
             return EAS_ERROR_FILE_FORMAT;
         }
 
@@ -638,6 +641,7 @@
         /* calculate final memory size */
         size = (EAS_I32) sizeof(S_EAS) + instSize + rgnPoolSize + artPoolSize + (2 * waveLenSize) + (EAS_I32) dls.wavePoolSize;
         if (size <= 0) {
+            EAS_HWFree(dls.hwInstData, dls.wsmpData);
             return EAS_ERROR_FILE_FORMAT;
         }
 
@@ -646,6 +650,7 @@
         if (dls.pDLS == NULL)
         {
             { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_HWMalloc failed for DLS memory allocation size %ld\n", size); */ }
+            EAS_HWFree(dls.hwInstData, dls.wsmpData);
             return EAS_ERROR_MALLOC_FAILED;
         }
         EAS_HWMemSet(dls.pDLS, 0, size);
diff --git a/arm-wt-22k/lib_src/eas_xmf.c b/arm-wt-22k/lib_src/eas_xmf.c
index 169eb7e..07ee8f7 100644
--- a/arm-wt-22k/lib_src/eas_xmf.c
+++ b/arm-wt-22k/lib_src/eas_xmf.c
@@ -67,7 +67,7 @@
 static EAS_RESULT XMF_SetData (S_EAS_DATA *pEASData, EAS_VOID_PTR pInstData, EAS_I32 param, EAS_I32 value);
 static EAS_RESULT XMF_GetData (S_EAS_DATA *pEASData, EAS_VOID_PTR pInstData, EAS_I32 param, EAS_I32 *pValue);
 static EAS_RESULT XMF_FindFileContents (EAS_HW_DATA_HANDLE hwInstData, S_XMF_DATA *pXMFData);
-static EAS_RESULT XMF_ReadNode (EAS_HW_DATA_HANDLE hwInstData, S_XMF_DATA *pXMFData, EAS_I32 nodeOffset, EAS_I32 *pLength);
+static EAS_RESULT XMF_ReadNode (EAS_HW_DATA_HANDLE hwInstData, S_XMF_DATA *pXMFData, EAS_I32 nodeOffset, EAS_I32 *pLength, EAS_I32 depth);
 static EAS_RESULT XMF_ReadVLQ (EAS_HW_DATA_HANDLE hwInstData, EAS_FILE_HANDLE fileHandle, EAS_I32 *value);
 
 
@@ -504,6 +504,7 @@
     EAS_RESULT result;
     EAS_I32 value;
     EAS_I32 length;
+    EAS_I32 node_depth = 0 ;
 
     /* initialize offsets */
     pXMFData->dlsOffset = pXMFData->midiOffset = 0;
@@ -521,7 +522,7 @@
     /* get TreeStart offset and jump to it */
     if ((result = XMF_ReadVLQ(hwInstData, pXMFData->fileHandle, &value)) != EAS_SUCCESS)
         return result;
-    if ((result = XMF_ReadNode(hwInstData, pXMFData, value, &length)) != EAS_SUCCESS)
+    if ((result = XMF_ReadNode(hwInstData, pXMFData, value, &length, node_depth)) != EAS_SUCCESS)
         return result;
 
     /* check for SMF data */
@@ -552,7 +553,7 @@
  *
  *----------------------------------------------------------------------------
 */
-static EAS_RESULT XMF_ReadNode (EAS_HW_DATA_HANDLE hwInstData, S_XMF_DATA *pXMFData, EAS_I32 nodeOffset, EAS_I32 *pLength)
+static EAS_RESULT XMF_ReadNode (EAS_HW_DATA_HANDLE hwInstData, S_XMF_DATA *pXMFData, EAS_I32 nodeOffset, EAS_I32 *pLength, EAS_I32 depth)
 {
     EAS_RESULT result;
     EAS_I32 refType;
@@ -562,6 +563,10 @@
     EAS_I32 headerLength;
     EAS_U32 chunkType;
 
+    /* check the depth of current node*/
+    if ( depth > 100 )
+        return EAS_ERROR_FILE_FORMAT;
+
     /* seek to start of node */
     if ((result = EAS_HWFileSeek(hwInstData, pXMFData->fileHandle, nodeOffset)) != EAS_SUCCESS)
         return result;
@@ -656,7 +661,7 @@
                 return EAS_ERROR_FILE_FORMAT;
             }
 
-            if ((result = XMF_ReadNode(hwInstData, pXMFData, offset, &length)) != EAS_SUCCESS)
+            if ((result = XMF_ReadNode(hwInstData, pXMFData, offset, &length, depth+1)) != EAS_SUCCESS)
                 return result;
 
             /* seek to start of next item */