Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 175568
b: refs/heads/master
c: 60c2ffd
h: refs/heads/master
v: v3
  • Loading branch information
Heiko Carstens authored and David S. Miller committed Dec 11, 2009
1 parent c135f46 commit 49845d3
Show file tree
Hide file tree
Showing 3 changed files with 7 additions and 9 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ccdddf500f2b1b8e88ac8e3d4dfc15cce9f73886
refs/heads/master: 60c2ffd3d2cf12008747d920ae118df119006003
2 changes: 1 addition & 1 deletion trunk/include/net/compat.h
Original file line number Diff line number Diff line change
Expand Up @@ -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 *);

Expand Down
12 changes: 5 additions & 7 deletions trunk/net/compat.c
Original file line number Diff line number Diff line change
Expand Up @@ -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;
Expand Down

0 comments on commit 49845d3

Please sign in to comment.