20 lines
587 B
Diff
20 lines
587 B
Diff
This patch comes from: https://github.com/vadz/libtiff/commit/ce6841d9e41d621ba23cf18b190ee6a23b2cc833
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Upstream-Status: Backport
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Signed-off-by: Baogen shang <baogen.shang@windriver.com>
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--- a/tools/gif2tiff.c 2013-12-17 16:46:02.160814995 +0800
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+++ b/tools/gif2tiff.c 2013-12-17 16:52:25.140814949 +0800
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@@ -406,6 +406,11 @@
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return 0;
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}
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if (oldcode == -1) {
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+ if (code >= clear) {
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+ fprintf(stderr, "bad input: code=%d is larger than clear=%d\n",code, clear);
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+ return 0;
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+ }
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+
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*(*fill)++ = suffix[code];
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firstchar = oldcode = code;
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return 1;
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