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author | Amit Shah <amit.shah@redhat.com> | 2010-09-16 11:13:09 +0200 |
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committer | Rusty Russell <rusty@rustcorp.com.au> | 2010-10-21 09:14:04 +0200 |
commit | 299fb61c08c2fcd1bb6d3a4e87e53dc368475416 (patch) | |
tree | 85a4dd7406b44c8e95c4618c5cb90ae92987cd85 /drivers/block/virtio_blk.c | |
parent | virtio: console: Send SIGIO in case of port unplug (diff) | |
download | linux-299fb61c08c2fcd1bb6d3a4e87e53dc368475416.tar.xz linux-299fb61c08c2fcd1bb6d3a4e87e53dc368475416.zip |
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/virtio_blk.c')
0 files changed, 0 insertions, 0 deletions