diff options
Diffstat (limited to 'fs/vboxsf/super.c')
| -rw-r--r-- | fs/vboxsf/super.c | 30 |
1 files changed, 11 insertions, 19 deletions
diff --git a/fs/vboxsf/super.c b/fs/vboxsf/super.c index 1fb8f4df60cb..0bc96ab6580b 100644 --- a/fs/vboxsf/super.c +++ b/fs/vboxsf/super.c @@ -21,7 +21,7 @@ #define VBOXSF_SUPER_MAGIC 0x786f4256 /* 'VBox' little endian */ -static const unsigned char VBSF_MOUNT_SIGNATURE[4] = "\000\377\376\375"; +static const unsigned char VBSF_MOUNT_SIGNATURE[4] __nonstring = "\000\377\376\375"; static int follow_symlinks; module_param(follow_symlinks, int, 0444); @@ -41,8 +41,8 @@ enum { opt_nls, opt_uid, opt_gid, opt_ttl, opt_dmode, opt_fmode, static const struct fs_parameter_spec vboxsf_fs_parameters[] = { fsparam_string ("nls", opt_nls), - fsparam_u32 ("uid", opt_uid), - fsparam_u32 ("gid", opt_gid), + fsparam_uid ("uid", opt_uid), + fsparam_gid ("gid", opt_gid), fsparam_u32 ("ttl", opt_ttl), fsparam_u32oct ("dmode", opt_dmode), fsparam_u32oct ("fmode", opt_fmode), @@ -55,8 +55,6 @@ static int vboxsf_parse_param(struct fs_context *fc, struct fs_parameter *param) { struct vboxsf_fs_context *ctx = fc->fs_private; struct fs_parse_result result; - kuid_t uid; - kgid_t gid; int opt; opt = fs_parse(fc, vboxsf_fs_parameters, param, &result); @@ -73,16 +71,10 @@ static int vboxsf_parse_param(struct fs_context *fc, struct fs_parameter *param) param->string = NULL; break; case opt_uid: - uid = make_kuid(current_user_ns(), result.uint_32); - if (!uid_valid(uid)) - return -EINVAL; - ctx->o.uid = uid; + ctx->o.uid = result.uid; break; case opt_gid: - gid = make_kgid(current_user_ns(), result.uint_32); - if (!gid_valid(gid)) - return -EINVAL; - ctx->o.gid = gid; + ctx->o.gid = result.gid; break; case opt_ttl: ctx->o.ttl = msecs_to_jiffies(result.uint_32); @@ -151,11 +143,11 @@ static int vboxsf_fill_super(struct super_block *sb, struct fs_context *fc) if (!sbi->nls) { vbg_err("vboxsf: Count not load '%s' nls\n", nls_name); err = -EINVAL; - goto fail_free; + goto fail_destroy_idr; } } - sbi->bdi_id = ida_simple_get(&vboxsf_bdi_ida, 0, 0, GFP_KERNEL); + sbi->bdi_id = ida_alloc(&vboxsf_bdi_ida, GFP_KERNEL); if (sbi->bdi_id < 0) { err = sbi->bdi_id; goto fail_free; @@ -221,9 +213,10 @@ fail_unmap: vboxsf_unmap_folder(sbi->root); fail_free: if (sbi->bdi_id >= 0) - ida_simple_remove(&vboxsf_bdi_ida, sbi->bdi_id); + ida_free(&vboxsf_bdi_ida, sbi->bdi_id); if (sbi->nls) unload_nls(sbi->nls); +fail_destroy_idr: idr_destroy(&sbi->ino_idr); kfree(sbi); return err; @@ -268,7 +261,7 @@ static void vboxsf_put_super(struct super_block *sb) vboxsf_unmap_folder(sbi->root); if (sbi->bdi_id >= 0) - ida_simple_remove(&vboxsf_bdi_ida, sbi->bdi_id); + ida_free(&vboxsf_bdi_ida, sbi->bdi_id); if (sbi->nls) unload_nls(sbi->nls); @@ -339,8 +332,7 @@ static int vboxsf_setup(void) vboxsf_inode_cachep = kmem_cache_create("vboxsf_inode_cache", sizeof(struct vboxsf_inode), 0, - (SLAB_RECLAIM_ACCOUNT | SLAB_MEM_SPREAD | - SLAB_ACCOUNT), + SLAB_RECLAIM_ACCOUNT | SLAB_ACCOUNT, vboxsf_inode_init_once); if (!vboxsf_inode_cachep) { err = -ENOMEM; |