commit de039f02d877af52b8d0fe77878b8343a0f99d8b
author Heiko Carstens <heiko.carstens@de.ibm.com> Wed Dec 09 20:59:15 2009 +0000
committer David S. Miller <davem@davemloft.net> Fri Dec 11 15:07:57 2009 -0800
tree 81d312952e828bddb53ff5d540f37b0ce8b202f6
parent 60c2ffd3d2cf12008747d920ae118df119006003

net: use compat helper functions in compat_sys_recvmmsg

Use (get|put)_compat_timespec helper functions to simplify the code.

Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/compat.c

diff --git a/net/compat.c b/net/compat.c
index c4d9131..a1fb1b0 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -763,15 +763,12 @@
 		return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
 				      flags | MSG_CMSG_COMPAT, NULL);
 
-	if (get_user(ktspec.tv_sec, &timeout->tv_sec) ||
-	    get_user(ktspec.tv_nsec, &timeout->tv_nsec))
+	if (get_compat_timespec(&ktspec, timeout))
 		return -EFAULT;
 
 	datagrams = __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
 				   flags | MSG_CMSG_COMPAT, &ktspec);
-	if (datagrams > 0 &&
-	    (put_user(ktspec.tv_sec, &timeout->tv_sec) ||
-	     put_user(ktspec.tv_nsec, &timeout->tv_nsec)))
+	if (datagrams > 0 && put_compat_timespec(&ktspec, timeout))
 		datagrams = -EFAULT;
 
 	return datagrams;