diff options
| author | Amit Shah <amit.shah@redhat.com> | 2010-09-16 14:43:09 +0530 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2010-10-21 17:44:04 +1030 |
| commit | 299fb61c08c2fcd1bb6d3a4e87e53dc368475416 (patch) | |
| tree | 85a4dd7406b44c8e95c4618c5cb90ae92987cd85 /drivers/block | |
| parent | a461e11e7b8ca2705889bcf9582f6a8f84884bd2 (diff) | |
virtio: console: Disable lseek(2) for port file operations
The ports are char devices; do not have seeking capabilities. Calling
nonseekable_open() from the fops_open() call and setting the llseek fops
pointer to no_llseek ensures an lseek() call from userspace returns
-ESPIPE.
Signed-off-by: Amit Shah <amit.shah@redhat.com>
CC: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/block')
0 files changed, 0 insertions, 0 deletions