[PATCH 2/2] net: use compat helper functions in compat_sys_recvmmsg

[Heiko Carstens]

From: Heiko Carstens <heiko.carstens@xxxxxxxxxx>

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

Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
---
 net/compat.c |    7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

Index: linux-2.6/net/compat.c
===================================================================
--- linux-2.6.orig/net/compat.c
+++ linux-2.6/net/compat.c
@@ -763,15 +763,12 @@ asmlinkage long compat_sys_recvmmsg(int 
 		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;
--
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