diff options
-rw-r--r-- | fs/pipe.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/pipe.c b/fs/pipe.c index f31e2d47298..279eef96c51 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -1215,12 +1215,13 @@ long pipe_fcntl(struct file *file, unsigned int cmd, unsigned long arg) size = round_pipe_size(arg); nr_pages = size >> PAGE_SHIFT; + ret = -EINVAL; + if (!nr_pages) + goto out; + if (!capable(CAP_SYS_RESOURCE) && size > pipe_max_size) { ret = -EPERM; goto out; - } else if (nr_pages < PAGE_SIZE) { - ret = -EINVAL; - goto out; } ret = pipe_set_size(pipe, nr_pages); break; |