Commit 7a1c67d7 authored by Gerd Hoffmann's avatar Gerd Hoffmann
parent 0d17455c
......@@ -154,14 +154,17 @@ static long udmabuf_create(const struct udmabuf_create_list *head,
pgbuf = 0;
for (i = 0; i < head->count; i++) {
ret = -EBADFD;
memfd = fget(list[i].memfd);
if (!memfd)
goto err;
if (!shmem_mapping(file_inode(memfd)->i_mapping))
goto err;
seals = memfd_fcntl(memfd, F_GET_SEALS, 0);
if (seals == -EINVAL ||
(seals & SEALS_WANTED) != SEALS_WANTED ||
if (seals == -EINVAL)
goto err;
ret = -EINVAL;
if ((seals & SEALS_WANTED) != SEALS_WANTED ||
(seals & SEALS_DENIED) != 0)
goto err;
pgoff = list[i].offset >> PAGE_SHIFT;
......
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