diff options
| -rw-r--r-- | drivers/infiniband/core/uverbs_main.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 1a3ac3d882b..d3fff9e008a 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -584,14 +584,16 @@ 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] || - !(file->device->ib_dev->uverbs_cmd_mask & (1ull << hdr.command))) + !uverbs_cmd_table[hdr.command]) return -EINVAL; if (!file->ucontext && hdr.command != IB_USER_VERBS_CMD_GET_CONTEXT) return -EINVAL; + if (!(file->device->ib_dev->uverbs_cmd_mask & (1ull << hdr.command))) + return -ENOSYS; + return uverbs_cmd_table[hdr.command](file, buf + sizeof hdr, hdr.in_words * 4, hdr.out_words * 4); } |