staging: dgap: remove dgap_newnode()

The dgap_newnode() is useless for creating new node.
So just use kzalloc and set a type in case statement.

Signed-off-by: Daeseok Youn <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/dgap/dgap.c

···
  */
 static int dgap_gettok(char **in);
 static char *dgap_getword(char **in);
-static struct cnode *dgap_newnode(int t);
 static int dgap_checknode(struct cnode *p);
 static void dgap_err(char *s);
 
···
 		case BOARD:	/* board info */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(BNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
 			p = p->next;
 
+			p->type = BNODE;
 			p->u.board.status = kstrdup("No", GFP_KERNEL);
 			line = conc = NULL;
 			brd = p;
···
 		case TTYN:	/* tty name prefix */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(TNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = TNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpeced end of file");
···
 		case CU:	/* cu name prefix */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(CUNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = CUNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpeced end of file");
···
 				dgap_err("line not vaild for PC/em");
 				return -1;
 			}
-			p->next = dgap_newnode(LNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = LNODE;
 			conc = NULL;
 			line = p;
 			linecnt++;
···
 				dgap_err("must specify line info before concentrator");
 				return -1;
 			}
-			p->next = dgap_newnode(CNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = CNODE;
 			conc = p;
+
 			if (linecnt)
 				brd->u.board.conc2++;
 			else
···
 					return -1;
 				}
 			}
-			p->next = dgap_newnode(MNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
 			p = p->next;
+			p->type = MNODE;
+
 			if (linecnt)
 				brd->u.board.module2++;
 			else
···
 		case PRINT:	/* transparent print name prefix */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(PNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = PNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpeced end of file");
···
 		case CMAJOR:	/* major number */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(JNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = JNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case ALTPIN:	/* altpin setting */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(ANODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = ANODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case USEINTR:		/* enable interrupt setting */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(INTRNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
 			p = p->next;
+			p->type = INTRNODE;
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case TTSIZ:	/* size of tty structure */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(TSNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = TSNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case CHSIZ:	/* channel structure size */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(CSNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = CSNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case BSSIZ:	/* board structure size */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(BSNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = BSNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case UNTSIZ:	/* sched structure size */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(USNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = USNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case F2SIZ:	/* f2200 structure size */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(FSNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = FSNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 		case VPSIZ:	/* vpix structure size */
 			if (dgap_checknode(p))
 				return -1;
-			p->next = dgap_newnode(VSNODE);
+
+			p->next = kzalloc(sizeof(struct cnode), GFP_KERNEL);
 			if (!p->next) {
 				dgap_err("out of memory");
 				return -1;
 			}
+
 			p = p->next;
+			p->type = VSNODE;
+
 			s = dgap_getword(in);
 			if (!s) {
 				dgap_err("unexpected end of file");
···
 static void dgap_err(char *s)
 {
 	pr_err("dgap: parse: %s\n", s);
-}
-
-/*
- * allocate a new configuration node of type t
- */
-static struct cnode *dgap_newnode(int t)
-{
-	struct cnode *n;
-
-	n = kzalloc(sizeof(struct cnode), GFP_KERNEL);
-	if (n)
-		n->type = t;
-	return n;
 }
 
 /*