MIPS bits/socket.h update

[Joseph S. Myers]

I've applied this patch to update the MIPS bits/socket.h for two recent 
libc changes.  Alpha and PA also have their own versions of this header.

diff --git a/ChangeLog.mips b/ChangeLog.mips
index b99b338..8da2af2 100644
--- a/ChangeLog.mips
+++ b/ChangeLog.mips
@@ -1,5 +1,10 @@
 2011-09-13  Joseph Myers  <joseph@codesourcery.com>
 
+	* sysdeps/unix/sysv/linux/mips/bits/socket.h (__cmsg_nxthdr): Cast
+	return value to (struct cmsghdr *).
+
+2011-09-13  Joseph Myers  <joseph@codesourcery.com>
+
 	* sysdeps/mips/elf/configure.in: Always test for TLS support and
 	error out in case it is missing.
 	* sysdeps/mips/elf/configure: Regenerate.
diff --git a/sysdeps/unix/sysv/linux/mips/bits/socket.h b/sysdeps/unix/sysv/linux/mips/bits/socket.h
index 2399490..4aacfae 100644
--- a/sysdeps/unix/sysv/linux/mips/bits/socket.h
+++ b/sysdeps/unix/sysv/linux/mips/bits/socket.h
@@ -312,7 +312,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
 {
   if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
     /* The kernel header does this so there may be a reason.  */
-    return 0;
+    return (struct cmsghdr *) 0;
 
   __cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
 			       + CMSG_ALIGN (__cmsg->cmsg_len));
@@ -321,7 +321,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
       || ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)
 	  > ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
     /* No more entries.  */
-    return 0;
+    return (struct cmsghdr *) 0;
   return __cmsg;
 }
 #endif	/* Use `extern inline'.  */

-- 
Joseph S. Myers
joseph@codesourcery.com