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git-verify-pack: buffer overrun paranoia

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Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
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Rene Scharfe 2006-08-10 17:02:36 +02:00 committed by Junio C Hamano
parent d0d619c8c5
commit f711ab5470
1 changed files with 9 additions and 0 deletions
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9
verify-pack.c
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@ -26,6 +26,15 @@ static int verify_one_pack(const char *path, int verbose)
len += 4;
}
/*
* add_packed_git() uses our buffer (containing "foo.idx") to
* build the pack filename ("foo.pack"). Make sure it fits.
*/
if (len + 1 >= PATH_MAX) {
arg[len - 4] = '\0';
return error("name too long: %s.pack", arg);
}
pack = add_packed_git(arg, len, 1);
if (!pack)
return error("packfile %s not found.", arg);