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authorHung-Te Lin <hungte@chromium.org>2013-01-28 23:42:25 +0800
committerHung-Te Lin <hungte@chromium.org>2013-01-30 03:07:34 +0100
commit5a9f45c757b48235d86018bee2d20f9e35d7e1d7 (patch)
tree4b3ed570bc6544e0a80124d3892b6ca7a186e681 /util/cbfstool/common.c
parent3414234f5a21b23b5b6cc0d2827ccbb4d9a2ccc8 (diff)
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cbfstool: Prevent file name to be corrupted by basename().
Calling basename(3) may modify content. We should allocate another buffer to prevent corrupting input buffer (full file path names). Change-Id: Ib4827f887542596feef16e7829b00444220b9922 Signed-off-by: Hung-Te Lin <hungte@chromium.org> Reviewed-on: http://review.coreboot.org/2203 Reviewed-by: Ronald G. Minnich <rminnich@gmail.com> Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'util/cbfstool/common.c')
-rw-r--r--util/cbfstool/common.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/util/cbfstool/common.c b/util/cbfstool/common.c
index 97bf168402ee..137aeb7bb8e9 100644
--- a/util/cbfstool/common.c
+++ b/util/cbfstool/common.c
@@ -273,11 +273,13 @@ uint64_t intfiletype(const char *name)
void print_cbfs_directory(const char *filename)
{
+ char *name = strdup(filename);
printf
("%s: %d kB, bootblocksize %d, romsize %d, offset 0x%x\n"
"alignment: %d bytes, architecture: %s\n\n",
- basename((char *)filename), romsize / 1024, ntohl(master_header->bootblocksize),
+ basename(name), romsize / 1024, ntohl(master_header->bootblocksize),
romsize, ntohl(master_header->offset), align, arch_to_string(arch));
+ free(name);
printf("%-30s %-10s %-12s Size\n", "Name", "Offset", "Type");
uint32_t current = phys_start;
while (current < phys_end) {