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Some style for nullfs_mount(). Also use bool type for isvnunlocked.

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Tested by:	pho
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2019-02-08 08:15:29 +00:00
parent 95f237c2f6
commit 930cc2dbef
1 changed files with 10 additions and 5 deletions
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15
sys/fs/nullfs/null_vfsops.c
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@ -74,13 +74,14 @@ static vfs_extattrctl_t nullfs_extattrctl;
static int
nullfs_mount(struct mount *mp)
{
int error = 0;
struct vnode *lowerrootvp, *vp;
struct vnode *nullm_rootvp;
struct null_mount *xmp;
struct null_node *nn;
struct nameidata nd, *ndp;
char *target;
int isvnunlocked = 0, len;
struct nameidata nd, *ndp = &nd;
int error, len;
bool isvnunlocked;
NULLFSDEBUG("nullfs_mount(mp = %p)\n", (void *)mp);
@ -110,14 +111,18 @@ nullfs_mount(struct mount *mp)
/*
* Unlock lower node to avoid possible deadlock.
*/
if ((mp->mnt_vnodecovered->v_op == &null_vnodeops) &&
if (mp->mnt_vnodecovered->v_op == &null_vnodeops &&
VOP_ISLOCKED(mp->mnt_vnodecovered) == LK_EXCLUSIVE) {
VOP_UNLOCK(mp->mnt_vnodecovered, 0);
isvnunlocked = 1;
isvnunlocked = true;
} else {
isvnunlocked = false;
}
/*
* Find lower node
*/
ndp = &nd;
NDINIT(ndp, LOOKUP, FOLLOW|LOCKLEAF, UIO_SYSSPACE, target, curthread);
error = namei(ndp);