gfs2: Remove ghs[] from gfs2_unlink

Replace the 3-item array with three variables for readability.
Signed-off-by: Andrew Price <anprice@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>

fs/gfs2/inode.c

@@ -1143,7 +1143,7 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry)
 	struct gfs2_sbd *sdp = GFS2_SB(dir);
 	struct inode *inode = d_inode(dentry);
 	struct gfs2_inode *ip = GFS2_I(inode);
-	struct gfs2_holder ghs[3];
+	struct gfs2_holder d_gh, r_gh, gh;
 	struct gfs2_rgrpd *rgd;
 	int error;
 
@@ -1153,21 +1153,21 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry)
 
 	error = -EROFS;
 
-	gfs2_holder_init(dip->i_gl, LM_ST_EXCLUSIVE, 0, ghs);
-	gfs2_holder_init(ip->i_gl,  LM_ST_EXCLUSIVE, 0, ghs + 1);
+	gfs2_holder_init(dip->i_gl, LM_ST_EXCLUSIVE, 0, &d_gh);
+	gfs2_holder_init(ip->i_gl,  LM_ST_EXCLUSIVE, 0, &gh);
 
 	rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr, 1);
 	if (!rgd)
 		goto out_inodes;
 
-	gfs2_holder_init(rgd->rd_gl, LM_ST_EXCLUSIVE, LM_FLAG_NODE_SCOPE, ghs + 2);
+	gfs2_holder_init(rgd->rd_gl, LM_ST_EXCLUSIVE, LM_FLAG_NODE_SCOPE, &r_gh);
 
 
-	error = gfs2_glock_nq(ghs); /* parent */
+	error = gfs2_glock_nq(&d_gh);
 	if (error)
 		goto out_parent;
 
-	error = gfs2_glock_nq(ghs + 1); /* child */
+	error = gfs2_glock_nq(&gh);
 	if (error)
 		goto out_child;
 
@@ -1181,7 +1181,7 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry)
 			goto out_rgrp;
 	}
 
-	error = gfs2_glock_nq(ghs + 2); /* rgrp */
+	error = gfs2_glock_nq(&r_gh); /* rgrp */
 	if (error)
 		goto out_rgrp;
 
@@ -1197,16 +1197,16 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry)
 	gfs2_trans_end(sdp);
 
 out_gunlock:
-	gfs2_glock_dq(ghs + 2);
+	gfs2_glock_dq(&r_gh);
 out_rgrp:
-	gfs2_glock_dq(ghs + 1);
+	gfs2_glock_dq(&gh);
 out_child:
-	gfs2_glock_dq(ghs);
+	gfs2_glock_dq(&d_gh);
 out_parent:
-	gfs2_holder_uninit(ghs + 2);
+	gfs2_holder_uninit(&r_gh);
 out_inodes:
-	gfs2_holder_uninit(ghs + 1);
-	gfs2_holder_uninit(ghs);
+	gfs2_holder_uninit(&gh);
+	gfs2_holder_uninit(&d_gh);
 	return error;
 }