avfilter/formats: Remove avfilter_make_format64_list()

[ffmpeg] / libavcodec / alsdec.c

diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index c318ad088ef6f9e2ec93695c62141713e9d07542..a8c3433fa869668faec0e903c3de10479b8cb58b 100644 (file)
--- a/libavcodec/alsdec.c
+++ b/libavcodec/alsdec.c
@@ -762,7 +762,7 @@ static int read_var_block_data(ALSDecContext *ctx, ALSBlockData *bd)
             }
 
             for (k = 2; k < opt_order; k++)
-                quant_cof[k] = (quant_cof[k] * (1 << 14)) + (add_base << 13);
+                quant_cof[k] = (quant_cof[k] * (1U << 14)) + (add_base << 13);
         }
     }
 
@@ -1016,6 +1016,10 @@ static int read_block(ALSDecContext *ctx, ALSBlockData *bd)
     ALSSpecificConfig *sconf = &ctx->sconf;
 
     *bd->shift_lsbs = 0;
+
+    if (get_bits_left(gb) < 1)
+        return AVERROR_INVALIDDATA;
+
     // read block type flag and read the samples accordingly
     if (get_bits1(gb)) {
         ret = read_var_block_data(ctx, bd);