diff options
| author | Roland Dreier <rolandd@cisco.com> | 2005-10-14 14:00:58 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2005-10-17 15:20:30 -0700 |
| commit | 883a99c7024c5763d6d4f22d9239c133893e8d74 (patch) | |
| tree | 659a7982a51d0ba187dac826a5b1e5ef319692fd /drivers/infiniband/core/uverbs_main.c | |
| parent | 56c202d6e4f542468fe79b8a735cf128898b87fb (diff) | |
[IB] uverbs: Add a mask of device methods allowed for userspace
Give each device a uverbs_cmd_mask, so that a low-level driver can
control which methods may be called on behalf of userspace.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/core/uverbs_main.c')
| -rw-r--r-- | drivers/infiniband/core/uverbs_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 3a887006b25..6a5e5084db7 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -514,7 +514,8 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf, if (hdr.command < 0 || hdr.command >= ARRAY_SIZE(uverbs_cmd_table) || - !uverbs_cmd_table[hdr.command]) + !uverbs_cmd_table[hdr.command] || + !(file->device->ib_dev->uverbs_cmd_mask & (1ull << hdr.command))) return -EINVAL; if (!file->ucontext && |