net: fix compat_sys_recvmmsg parameter type
compat_sys_recvmmsg has a compat_timespec parameter and not a
timespec parameter. This way we also get rid of an odd cast.
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>
diff --git a/include/net/compat.h b/include/net/compat.h
index 3c7d4e3..28d5428 100644
--- a/include/net/compat.h
+++ b/include/net/compat.h
@@ -46,7 +46,7 @@
extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned);
extern asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *,
unsigned, unsigned,
- struct timespec __user *);
+ struct compat_timespec __user *);
extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *);
extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
diff --git a/net/compat.c b/net/compat.c
index e1a56ad..c4d9131 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -754,26 +754,24 @@
asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
unsigned vlen, unsigned int flags,
- struct timespec __user *timeout)
+ struct compat_timespec __user *timeout)
{
int datagrams;
struct timespec ktspec;
- struct compat_timespec __user *utspec;
if (timeout == NULL)
return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
flags | MSG_CMSG_COMPAT, NULL);
- utspec = (struct compat_timespec __user *)timeout;
- if (get_user(ktspec.tv_sec, &utspec->tv_sec) ||
- get_user(ktspec.tv_nsec, &utspec->tv_nsec))
+ if (get_user(ktspec.tv_sec, &timeout->tv_sec) ||
+ get_user(ktspec.tv_nsec, &timeout->tv_nsec))
return -EFAULT;
datagrams = __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
flags | MSG_CMSG_COMPAT, &ktspec);
if (datagrams > 0 &&
- (put_user(ktspec.tv_sec, &utspec->tv_sec) ||
- put_user(ktspec.tv_nsec, &utspec->tv_nsec)))
+ (put_user(ktspec.tv_sec, &timeout->tv_sec) ||
+ put_user(ktspec.tv_nsec, &timeout->tv_nsec)))
datagrams = -EFAULT;
return datagrams;