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authorEric W. Biederman <ebiederm@xmission.com>2006-10-02 02:17:15 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-02 07:57:14 -0700
commit609d7fa9565c754428d2520cac2accc9052e1245 (patch)
tree1c5114ec3720166fe99ce3885e8767929a8a84e0 /net/socket.c
parentbde0d2c98bcfc9acc83ac79c33a6ac1335b95a92 (diff)
downloadop-kernel-dev-609d7fa9565c754428d2520cac2accc9052e1245.zip
op-kernel-dev-609d7fa9565c754428d2520cac2accc9052e1245.tar.gz
[PATCH] file: modify struct fown_struct to use a struct pid
File handles can be requested to send sigio and sigurg to processes. By tracking the destination processes using struct pid instead of pid_t we make the interface safe from all potential pid wrap around problems. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'net/socket.c')
-rw-r--r--net/socket.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/socket.c b/net/socket.c
index 01918f7..6c9b9b3 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -825,7 +825,7 @@ static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
break;
case FIOGETOWN:
case SIOCGPGRP:
- err = put_user(sock->file->f_owner.pid,
+ err = put_user(f_getown(sock->file),
(int __user *)argp);
break;
case SIOCGIFBR:
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