26 lines
882 B
Diff
26 lines
882 B
Diff
From 5e2efcd633a4a1fb95a129a75508e7d769e767be Mon Sep 17 00:00:00 2001
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From: Mark Adler <madler@alumni.caltech.edu>
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Date: Sun, 9 Feb 2020 20:36:28 -0800
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Subject: [PATCH] Fix bug in UZbunzip2() that incorrectly updated G.incnt.
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The update assumed a full buffer, which is not always full. This
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could result in a false overlapped element detection when a small
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bzip2-compressed file was unzipped. This commit remedies that.
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---
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extract.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/extract.c b/extract.c
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index d9866f9..0cb7bfc 100644
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--- a/extract.c
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+++ b/extract.c
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@@ -3010,7 +3010,7 @@ __GDEF
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#endif
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G.inptr = (uch *)bstrm.next_in;
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- G.incnt = (G.inbuf + INBUFSIZ) - G.inptr; /* reset for other routines */
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+ G.incnt -= G.inptr - G.inbuf; /* reset for other routines */
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uzbunzip_cleanup_exit:
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err = BZ2_bzDecompressEnd(&bstrm);
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