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new 6e37545d6b swscale: fix possible lut leak in adapt_colors()
6e37545d6b is described below
commit 6e37545d6be7fb3bd74a4766eb0712ed443603bb
Author: Huihui_Huang <[email protected]>
AuthorDate: Tue Mar 17 15:56:15 2026 +0800
Commit: Huihui_Huang <[email protected]>
CommitDate: Tue Mar 17 15:56:40 2026 +0800
swscale: fix possible lut leak in adapt_colors()
adapt_colors() allocates a SwsLut3D before calling add_convert_pass(). If
add_convert_pass() fails, the function returns without freeing the previously
allocated lut. Free lut on that error path.
Signed-off-by: Huihui_Huang <[email protected]>
---
libswscale/graph.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/libswscale/graph.c b/libswscale/graph.c
index db11591862..3b16037767 100644
--- a/libswscale/graph.c
+++ b/libswscale/graph.c
@@ -702,8 +702,10 @@ static int adapt_colors(SwsGraph *graph, SwsFormat src,
SwsFormat dst,
SwsFormat tmp = src;
tmp.format = fmt_in;
ret = add_convert_pass(graph, &src, &tmp, input, &input);
- if (ret < 0)
+ if (ret < 0) {
+ ff_sws_lut3d_free(&lut);
return ret;
+ }
}
ret = ff_sws_lut3d_generate(lut, fmt_in, fmt_out, &map);
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