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| author | Eric W. Biederman <ebiederm@xmission.com> | 2006-10-02 13:17:15 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-02 18:57:14 +0400 |
| commit | 609d7fa9565c754428d2520cac2accc9052e1245 (patch) | |
| tree | 1c5114ec3720166fe99ce3885e8767929a8a84e0 /drivers/net/tun.c | |
| parent | bde0d2c98bcfc9acc83ac79c33a6ac1335b95a92 (diff) | |
| download | linux-609d7fa9565c754428d2520cac2accc9052e1245.tar.xz | |
[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 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index bc0face01d25..151a2e10e4f3 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -697,7 +697,7 @@ static int tun_chr_fasync(int fd, struct file *file, int on) return ret; if (on) { - ret = f_setown(file, current->pid, 0); + ret = __f_setown(file, task_pid(current), PIDTYPE_PID, 0); if (ret) return ret; tun->flags |= TUN_FASYNC; |