* [FFmpeg-devel] [PATCH] avutil/cast5: Avoid undefined shift of uint32_t by 32 places
@ 2022-11-08 0:00 Andreas Rheinhardt
0 siblings, 0 replies; only message in thread
From: Andreas Rheinhardt @ 2022-11-08 0:00 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: Andreas Rheinhardt
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
libavutil/cast5.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavutil/cast5.c b/libavutil/cast5.c
index 0bf8ae9929..e1d2c5cadd 100644
--- a/libavutil/cast5.c
+++ b/libavutil/cast5.c
@@ -32,7 +32,7 @@
#define IC(x) (((x) >> 8) & 0xff)
#define ID(x) ((x) & 0xff)
-#define LR(x, c) (((x) << (c)) | ((x) >> (32 - (c))))
+#define LR(x, c) (((x) << (c)) | ((x) >> ((32 - (c)) & 31)))
#define F3(l, r, i) \
do { \
--
2.34.1
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2022-11-08 0:00 [FFmpeg-devel] [PATCH] avutil/cast5: Avoid undefined shift of uint32_t by 32 places Andreas Rheinhardt
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