Prevents a segfault in the noise suppression code on ARMv7 with NEON instructions and Mips platform…

webrtc/modules/audio_processing/ns/nsx_core_c.c

Index: webrtc/modules/audio_processing/ns/nsx_core_c.c
diff --git a/webrtc/modules/audio_processing/ns/nsx_core_c.c b/webrtc/modules/audio_processing/ns/nsx_core_c.c
index da7aa3d5dbe76e3edea44835b2de6535ee44e53a..213320d38c85f51a305f85b4a1a24053e11e7462 100644
--- a/webrtc/modules/audio_processing/ns/nsx_core_c.c
+++ b/webrtc/modules/audio_processing/ns/nsx_core_c.c
@@ -96,8 +96,8 @@ void WebRtcNsx_SpeechNoiseProb(NoiseSuppressionFixedC* inst,
   }
   tmp32no1 = WEBRTC_SPL_SHIFT_W32(tmp32no1, nShifts); // Q14
   // compute indicator function: sigmoid map
-  tableIndex = (int16_t)(tmp32no1 >> 14);
-  if ((tableIndex < 16) && (tableIndex >= 0)) {
+  if (tmp32no1 < (16 << 14) && tmp32no1 >= 0) {
+    tableIndex = (int16_t)(tmp32no1 >> 14);
     tmp16no2 = kIndicatorTable[tableIndex];
     tmp16no1 = kIndicatorTable[tableIndex + 1] - kIndicatorTable[tableIndex];
     frac = (int16_t)(tmp32no1 & 0x00003fff); // Q14
@@ -128,8 +128,8 @@ void WebRtcNsx_SpeechNoiseProb(NoiseSuppressionFixedC* inst,
     // FLOAT code
     // indicator1 = 0.5 * (tanh(sgnMap * widthPrior *
     //                          (threshPrior1 - tmpFloat1)) + 1.0);
-    tableIndex = (int16_t)(tmpU32no1 >> 14);
-    if (tableIndex < 16) {
+    if (tmpU32no1 < (16 << 14)) {
+      tableIndex = (int16_t)(tmpU32no1 >> 14);
       tmp16no2 = kIndicatorTable[tableIndex];
       tmp16no1 = kIndicatorTable[tableIndex + 1] - kIndicatorTable[tableIndex];
       frac = (int16_t)(tmpU32no1 & 0x00003fff); // Q14
@@ -175,8 +175,8 @@ void WebRtcNsx_SpeechNoiseProb(NoiseSuppressionFixedC* inst,
     /* FLOAT code
      indicator2 = 0.5 * (tanh(widthPrior * (tmpFloat1 - threshPrior2)) + 1.0);
      */
-    tableIndex = (int16_t)(tmpU32no1 >> 14);
-    if (tableIndex < 16) {
+    if (tmpU32no1 < (16 << 14)) {
+      tableIndex = (int16_t)(tmpU32no1 >> 14);
       tmp16no2 = kIndicatorTable[tableIndex];
       tmp16no1 = kIndicatorTable[tableIndex + 1] - kIndicatorTable[tableIndex];
       frac = (int16_t)(tmpU32no1 & 0x00003fff); // Q14