Updating Opus to a pre-release of 1.1

silk/CNG.c

Index: silk/CNG.c
diff --git a/silk/CNG.c b/silk/CNG.c
index d0a619c163d44fb35606fbacb04ecbcb1c4387ff..d175dd5f172ac563d9b89aab06103d43402ef90d 100644
--- a/silk/CNG.c
+++ b/silk/CNG.c
@@ -8,11 +8,11 @@ this list of conditions and the following disclaimer.
 - Redistributions in binary form must reproduce the above copyright
 notice, this list of conditions and the following disclaimer in the
 documentation and/or other materials provided with the distribution.
-- Neither the name of Internet Society, IETF or IETF Trust, nor the 
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
 names of specific contributors, may be used to endorse or promote
 products derived from this software without specific prior written
 permission.
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
@@ -30,6 +30,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #endif
 
 #include "main.h"
+#include "stack_alloc.h"
 
 /* Generates excitation for CNG LPC synthesis */
 static inline void silk_CNG_exc(
@@ -86,8 +87,8 @@ void silk_CNG(
     opus_int   i, subfr;
     opus_int32 sum_Q6, max_Gain_Q16;
     opus_int16 A_Q12[ MAX_LPC_ORDER ];
-    opus_int32 CNG_sig_Q10[ MAX_FRAME_LENGTH + MAX_LPC_ORDER ];
     silk_CNG_struct *psCNG = &psDec->sCNG;
+    SAVE_STACK;
 
     if( psDec->fs_kHz != psCNG->fs_kHz ) {
         /* Reset state */
@@ -123,6 +124,9 @@ void silk_CNG(
 
     /* Add CNG when packet is lost or during DTX */
     if( psDec->lossCnt ) {
+        VARDECL( opus_int32, CNG_sig_Q10 );
+
+        ALLOC( CNG_sig_Q10, length + MAX_LPC_ORDER, opus_int32 );
 
         /* Generate CNG excitation */
         silk_CNG_exc( CNG_sig_Q10 + MAX_LPC_ORDER, psCNG->CNG_exc_buf_Q14, psCNG->CNG_smth_Gain_Q16, length, &psCNG->rand_seed );
@@ -164,4 +168,5 @@ void silk_CNG(
     } else {
         silk_memset( psCNG->CNG_synth_state, 0, psDec->LPC_order *  sizeof( opus_int32 ) );
     }
+    RESTORE_STACK;
 }