local_db_populate: initialize empty pkgcache

If the db directory did not exist when local_db_populate was called, the
pkgcache wouldn't be initialized, causing pkghash_add_pkg to fail.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/libalpm/be_local.c b/lib/libalpm/be_local.c
index d6a7b3c0..0b5b266f 100644
--- a/lib/libalpm/be_local.c
+++ b/lib/libalpm/be_local.c
@@ -459,6 +459,7 @@ static int local_db_populate(alpm_db_t *db)
 			/* no database existing yet is not an error */
 			db->status &= ~DB_STATUS_EXISTS;
 			db->status |= DB_STATUS_MISSING;
+			db->pkgcache = _alpm_pkghash_create(0);
 			return 0;
 		}
 		RET_ERR(db->handle, ALPM_ERR_DB_OPEN, -1);