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| author | Jeremy Allison <jra@samba.org> | 2010-02-18 11:22:44 -0800 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2010-02-18 11:22:44 -0800 |
| commit | df13b1303a751962d8f7d5298b39e4a7500fef15 (patch) | |
| tree | cae23cd403f2196494774b042bcf388f5098f067 | |
| parent | 0bf9c5ecf60d0264b4a7ba3070b3511adb7bd28c (diff) | |
| download | samba-df13b1303a751962d8f7d5298b39e4a7500fef15.tar.gz samba-df13b1303a751962d8f7d5298b39e4a7500fef15.tar.bz2 samba-df13b1303a751962d8f7d5298b39e4a7500fef15.zip | |
Fix bug #7154 - mangling method = hash can crash storing a name not containing a '.'
Fix use of uninitialized variable. This can lead to crashes if
mangling = hash processes names with no '.'.
Jeremy.
| -rw-r--r-- | source3/smbd/mangle_hash.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/source3/smbd/mangle_hash.c b/source3/smbd/mangle_hash.c index 8369af418a..1482d10b7a 100644 --- a/source3/smbd/mangle_hash.c +++ b/source3/smbd/mangle_hash.c @@ -408,8 +408,8 @@ static void cache_mangled_name( const char mangled_name[13], { TDB_DATA data_val; char mangled_name_key[13]; - char *s1; - char *s2; + char *s1 = NULL; + char *s2 = NULL; /* If the cache isn't initialized, give up. */ if( !tdb_mangled_cache ) @@ -448,7 +448,9 @@ static void cache_mangled_name( const char mangled_name[13], DEBUG(5,("cache_mangled_name: Stored entry %s -> %s\n", mangled_name_key, raw_name)); } /* Restore the change we made to the const string. */ - *s2 = '.'; + if (s2) { + *s2 = '.'; + } } /* ************************************************************************** ** |