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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-12-09 20:58:16 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-11 15:07:56 -0800
commit60c2ffd3d2cf12008747d920ae118df119006003 (patch)
tree7b4e86de5eed6a5377bba5a875b326420fe3503b
parentccdddf500f2b1b8e88ac8e3d4dfc15cce9f73886 (diff)
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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>
-rw-r--r--include/net/compat.h2
-rw-r--r--net/compat.c12
2 files changed, 6 insertions, 8 deletions
diff --git a/include/net/compat.h b/include/net/compat.h
index 3c7d4e38fa1d..28d5428ec6a2 100644
--- a/include/net/compat.h
+++ b/include/net/compat.h
@@ -46,7 +46,7 @@ extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsi
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 e1a56ade803b..c4d9131a5872 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -754,26 +754,24 @@ asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, size_t len,
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;