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tdb: Do early RDONLY error check for tdb_delete

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Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
Volker Lendecke 2018-10-25 15:59:48 +02:00 committed by Jeremy Allison
parent 4ed2a67a59
commit 05212658ba
1 changed files with 5 additions and 0 deletions
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5
lib/tdb/common/tdb.c
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@ -463,6 +463,11 @@ static int tdb_delete_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash)
struct tdb_record rec; struct tdb_record rec;
int ret; int ret;
if (tdb->read_only || tdb->traverse_read) {
tdb->ecode = TDB_ERR_RDONLY;
return -1;
}
rec_ptr = tdb_find_lock_hash(tdb, key, hash, F_WRLCK, &rec); rec_ptr = tdb_find_lock_hash(tdb, key, hash, F_WRLCK, &rec);
if (rec_ptr == 0) { if (rec_ptr == 0) {
return -1; return -1;