diff options
Diffstat (limited to 'sys/fs/tmpfs/tmpfs_vfsops.c')
| -rw-r--r-- | sys/fs/tmpfs/tmpfs_vfsops.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sys/fs/tmpfs/tmpfs_vfsops.c b/sys/fs/tmpfs/tmpfs_vfsops.c index e80e5af..7d60849 100644 --- a/sys/fs/tmpfs/tmpfs_vfsops.c +++ b/sys/fs/tmpfs/tmpfs_vfsops.c @@ -182,10 +182,10 @@ tmpfs_mount(struct mount *mp) struct tmpfs_mount *tmp; struct tmpfs_node *root; size_t pages, mem_size; - ino_t nodes; + uint32_t nodes; int error; /* Size counters. */ - ino_t nodes_max; + u_int nodes_max; u_quad_t size_max; /* Root node attributes. */ @@ -223,7 +223,7 @@ tmpfs_mount(struct mount *mp) if (mp->mnt_cred->cr_ruid != 0 || vfs_scanopt(mp->mnt_optnew, "mode", "%ho", &root_mode) != 1) root_mode = va.va_mode; - if (vfs_scanopt(mp->mnt_optnew, "inodes", "%d", &nodes_max) != 1) + if (vfs_scanopt(mp->mnt_optnew, "inodes", "%u", &nodes_max) != 1) nodes_max = 0; if (vfs_scanopt(mp->mnt_optnew, "size", "%qu", &size_max) != 1) size_max = 0; @@ -245,9 +245,12 @@ tmpfs_mount(struct mount *mp) pages = howmany(size_max, PAGE_SIZE); MPASS(pages > 0); - if (nodes_max <= 3) - nodes = 3 + pages * PAGE_SIZE / 1024; - else + if (nodes_max <= 3) { + if (pages > UINT32_MAX - 3) + nodes = UINT32_MAX; + else + nodes = pages + 3; + } else nodes = nodes_max; MPASS(nodes >= 3); |
