From: Martijn van Beurden <mvanb1@gmail.com>
To: ffmpeg-devel@ffmpeg.org
Cc: Martijn van Beurden <mvanb1@gmail.com>
Subject: [FFmpeg-devel] [PATCH] lavc/flacdec: Increase residual limit from INT_MAX to UINT_MAX
Date: Tue, 5 Apr 2022 15:37:47 +0200
Message-ID: <20220405133747.318846-1-mvanb1@gmail.com> (raw)
---
libavcodec/flacdec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/flacdec.c b/libavcodec/flacdec.c
index dd6026f9de..cb32d7cae8 100644
--- a/libavcodec/flacdec.c
+++ b/libavcodec/flacdec.c
@@ -260,7 +260,7 @@ static int decode_residuals(FLACContext *s, int32_t *decoded, int pred_order)
for (; i < samples; i++)
*decoded++ = get_sbits_long(&gb, tmp);
} else {
- int real_limit = tmp ? (INT_MAX >> tmp) + 2 : INT_MAX;
+ int real_limit = (tmp > 1) ? (INT_MAX >> (tmp - 1)) + 2 : INT_MAX;
for (; i < samples; i++) {
int v = get_sr_golomb_flac(&gb, tmp, real_limit, 1);
if (v == 0x80000000){
--
2.30.2
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next reply other threads:[~2022-04-05 13:38 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-05 13:37 Martijn van Beurden [this message]
2022-04-05 16:04 ` Andreas Rheinhardt
2022-04-05 16:26 ` Martijn van Beurden
2022-04-06 7:12 ` Martijn van Beurden
2022-04-29 14:48 ` Martijn van Beurden
2022-04-30 19:26 ` Michael Niedermayer
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