svn commit: r248316 - head/sys/kern

[Gleb Smirnoff]

Author: glebius
Date: Fri Mar 15 10:17:24 2013
New Revision: 248316
URL: http://svnweb.freebsd.org/changeset/base/248316

Log:
  - Use m_get2() instead of hand allocating.
  - No need for u_int cast here.
  
  Sponsored by:	Nginx, Inc.

Modified:
  head/sys/kern/uipc_syscalls.c

Modified: head/sys/kern/uipc_syscalls.c
==============================================================================
--- head/sys/kern/uipc_syscalls.c	Fri Mar 15 10:15:07 2013	(r248315)
+++ head/sys/kern/uipc_syscalls.c	Fri Mar 15 10:17:24 2013	(r248316)
@@ -1701,18 +1701,16 @@ sockargs(mp, buf, buflen, type)
 	struct mbuf *m;
 	int error;
 
-	if ((u_int)buflen > MLEN) {
+	if (buflen > MLEN) {
 #ifdef COMPAT_OLDSOCK
-		if (type == MT_SONAME && (u_int)buflen <= 112)
+		if (type == MT_SONAME && buflen <= 112)
 			buflen = MLEN;		/* unix domain compat. hack */
 		else
 #endif
-			if ((u_int)buflen > MCLBYTES)
+			if (buflen > MCLBYTES)
 				return (EINVAL);
 	}
-	m = m_get(M_WAITOK, type);
-	if ((u_int)buflen > MLEN)
-		MCLGET(m, M_WAITOK);
+	m = m_get2(buflen, M_WAITOK, type, 0);
 	m->m_len = buflen;
 	error = copyin(buf, mtod(m, caddr_t), (u_int)buflen);
 	if (error)