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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-31 02:43:10 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-31 02:44:07 +0300 |
| commit | 253eacc070b114c2ec1f81b067d2fed7305467b0 (patch) | |
| tree | cf55d167c9a1a3fac2b7796f046674a53fbf47b0 | |
| parent | d139ff0907dac9ef72fb2cf301e345bac3aec42f (diff) | |
| download | linux-253eacc070b114c2ec1f81b067d2fed7305467b0.tar.xz | |
net: Truncate recvfrom and sendto length to INT_MAX.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/socket.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/socket.c b/net/socket.c index abf3e2561521..2808b4db46ee 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1652,6 +1652,8 @@ SYSCALL_DEFINE6(sendto, int, fd, void __user *, buff, size_t, len, struct iovec iov; int fput_needed; + if (len > INT_MAX) + len = INT_MAX; sock = sockfd_lookup_light(fd, &err, &fput_needed); if (!sock) goto out; @@ -1709,6 +1711,8 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, size_t, size, int err, err2; int fput_needed; + if (size > INT_MAX) + size = INT_MAX; sock = sockfd_lookup_light(fd, &err, &fput_needed); if (!sock) goto out; |