ITS#7377 Catch ftruncate() error

12 years ago · ab3fea51dc
parent 2b960613e0
commit ab3fea51dc
1 changed files with 2 additions and 1 deletions
--- a/libraries/libmdb/mdb.c
+++ b/libraries/libmdb/mdb.c
@ -2629,7 +2629,8 @@ mdb_env_open2(MDB_env *env, unsigned int flags)
 	prot = PROT_READ;
 	if (flags & MDB_WRITEMAP) {
 		prot |= PROT_WRITE;
-		ftruncate(env->me_fd, env->me_mapsize);
+		if (ftruncate(env->me_fd, env->me_mapsize) < 0)
 			return ErrCode();
 	}
 	env->me_map = mmap(meta.mm_address, env->me_mapsize, prot, i,
 		env->me_fd, 0);