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lib/inflate: fix memory leak in inflate_fixed() on inflate_codes() failure

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When inflate_codes() fails in inflate_fixed(), only the length list 'l' is
freed, but the Huffman tables 'tl' and 'td' are leaked.  Add the missing
huft_free() calls on the error path.

Link: https://lkml.kernel.org/r/20260306161612.2811703-1-objecting@objecting.org
Signed-off-by: Josh Law <objecting@objecting.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Josh Law 2026-03-06 16:16:12 +00:00 committed by Andrew Morton
parent e54f7f67e9
commit bc6cc36855
1 changed files with 2 additions and 0 deletions
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lib/inflate.c
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@ -811,6 +811,8 @@ DEBG("<fix");
/* decompress until an end-of-block code */
if (inflate_codes(tl, td, bl, bd)) {
huft_free(tl);
huft_free(td);
free(l);
return 1;
}