avfilter/avf_abitscope: fix undefined behaviour

Fixes #8289
2019-10-16 18:18:57 +02:00
parent 4fe4772a58
commit 71bceb06e6
1 changed files with 1 additions and 1 deletions
--- a/libavfilter/avf_abitscope.c
+++ b/libavfilter/avf_abitscope.c
@@ -142,7 +142,7 @@ static void count_bits(AudioBitScopeContext *s, uint32_t sample, int max)
    int i;

    for (i = 0; i < max; i++) {
-        if (sample & (1 << i))
+        if (sample & (1U << i))
            s->counter[i]++;
    }
 }