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LSM: split ->sb_set_mnt_opts() out of ->sb_kern_mount()

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... leaving the "is it kernel-internal" logics in the caller.

Reviewed-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2018-12-05 11:58:35 -05:00
parent f5c0c26d90
commit a10d7c22b3
6 changed files with 13 additions and 34 deletions
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10
security/selinux/hooks.c
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@@ -2874,18 +2874,10 @@ out_bad_option:
return -EINVAL;
}
static int selinux_sb_kern_mount(struct super_block *sb, int flags,
struct security_mnt_opts *opts)
static int selinux_sb_kern_mount(struct super_block *sb)
{
const struct cred *cred = current_cred();
struct common_audit_data ad;
int rc = selinux_set_mnt_opts(sb, opts, 0, NULL);
if (rc)
return rc;
/* Allow all mounts performed by the kernel */
if (flags & MS_KERNMOUNT)
return 0;
ad.type = LSM_AUDIT_DATA_DENTRY;
ad.u.dentry = sb->s_root;