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| author | Jeremy Allison <jra@samba.org> | 2005-04-07 19:39:34 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 10:56:31 -0500 |
| commit | e79e98a9f6d5a3e619d454259a6affa2428e0ea9 (patch) | |
| tree | 579f4c16328be08e79772dbbd35ad5fdc3784541 /source3/tdb/tdb.c | |
| parent | d761233aba3e8ed9abb0b7da81de86b3bf15667f (diff) | |
| download | samba-e79e98a9f6d5a3e619d454259a6affa2428e0ea9.tar.gz samba-e79e98a9f6d5a3e619d454259a6affa2428e0ea9.tar.bz2 samba-e79e98a9f6d5a3e619d454259a6affa2428e0ea9.zip | |
r6235: Partial fix for bugid #2581. Ensure if realloc fails on an internal
tdb we fail gracefully.
Jeremy.
(This used to be commit 28772dfca1f9e7afd01f7ea522cb2e697c318e22)
Diffstat (limited to 'source3/tdb/tdb.c')
| -rw-r--r-- | source3/tdb/tdb.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/source3/tdb/tdb.c b/source3/tdb/tdb.c index f153e2f258..7159550c0c 100644 --- a/source3/tdb/tdb.c +++ b/source3/tdb/tdb.c @@ -832,9 +832,14 @@ static int tdb_expand(TDB_CONTEXT *tdb, tdb_off size) tdb->map_size += size; - if (tdb->flags & TDB_INTERNAL) - tdb->map_ptr = realloc(tdb->map_ptr, tdb->map_size); - else { + if (tdb->flags & TDB_INTERNAL) { + char *new_map_ptr = realloc(tdb->map_ptr, tdb->map_size); + if (!new_map_ptr) { + tdb->map_size -= size; + goto fail; + } + tdb->map_ptr = new_map_ptr; + } else { /* * We must ensure the file is remapped before adding the space * to ensure consistency with systems like OpenBSD where |