From a36f22ff48b932db898fa0f775876c998330e831 Mon Sep 17 00:00:00 2001
From: Sandesh Venkatesh <sandesh.venkatesh@ittiam.com>
Date: Mon, 31 Mar 2025 15:08:19 +0530
Subject: [PATCH] Fix for 3GPP issue 1444: OMASA float decoder crashes with
 BASOP created bitstream

Link #1444
---
 lib_enc/ivas_masa_enc_fx.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib_enc/ivas_masa_enc_fx.c b/lib_enc/ivas_masa_enc_fx.c
index 080a62a9d..2f060f681 100644
--- a/lib_enc/ivas_masa_enc_fx.c
+++ b/lib_enc/ivas_masa_enc_fx.c
@@ -3979,9 +3979,7 @@ static void quantize_ratio_ism_vector_ivas_fx(
 
                 FOR( i = 0; i < no_ism_loc; i++ )
                 {
-                    idx[i] = mult( ratio_ism_loc[i], max_sum_idx ); // exponent : ratio_ism_e + 15
-                    move16();
-                    idx[i] = shl( idx[i], sub( add( ratio_ism_e, 15 ), 15 ) ); // Q0
+                    idx[i] = extract_l( L_shr( L_mult0( ratio_ism_loc[i], max_sum_idx ), sub( 15, ratio_ism_e ) ) ); // Q0
                     move16();
                     part_idx_sum = add( part_idx_sum, idx[i] );
 
-- 
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