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dirmngr: Avoid crash due to an empty crls.d/DIR.txt. 

* dirmngr/crlcache.c (check_dir_version): Avoid segv.
--

GnuPG-bug-id: 1842
Debian-bug-id: 776611
This commit is contained in:
Werner Koch 2015-06-09 11:31:06 +02:00
parent abbefdd04d
commit 255dadd76d
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GPG Key ID: E3FDFF218E45B72B
1 changed files with 3 additions and 1 deletions
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4
dirmngr/crlcache.c
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@ -479,7 +479,9 @@ check_dir_version (estream_t *fpadr, const char *fname,
if (lineerr)
return lineerr;
if (strtol (line+2, NULL, 10) != DBDIRVERSION)
/* The !line catches the case of an empty DIR file. We handle this
the same as a non-matching version. */
if (!line || strtol (line+2, NULL, 10) != DBDIRVERSION)
{
if (!created && cleanup_on_mismatch)
{