forked from pool/elfutils
18 lines
583 B
Diff
18 lines
583 B
Diff
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From: Stephan Kulow <coolo@novell.com>
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Avoid crash if the header is 0
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Index: elfutils-0.148/libdw/dwarf_getcfi_elf.c
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===================================================================
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--- elfutils-0.148.orig/libdw/dwarf_getcfi_elf.c 2010-01-12 17:57:54.000000000 +0100
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+++ elfutils-0.148/libdw/dwarf_getcfi_elf.c 2010-09-13 12:51:04.299807382 +0200
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@@ -97,7 +97,7 @@ parse_eh_frame_hdr (const uint8_t *hdr,
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{
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const uint8_t *h = hdr;
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- if (*h++ != 1) /* version */
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+ if (!h || *h++ != 1) /* version */
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return (void *) -1l;
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uint8_t eh_frame_ptr_encoding = *h++;
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