diff options
Diffstat (limited to 'drivers/infiniband/core/ucma.c')
| -rw-r--r-- | drivers/infiniband/core/ucma.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 8002ae642cfe..6bf850422895 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -909,6 +909,13 @@ static int ucma_set_option_id(struct ucma_context *ctx, int optname, } ret = rdma_set_reuseaddr(ctx->cm_id, *((int *) optval) ? 1 : 0); break; + case RDMA_OPTION_ID_AFONLY: + if (optlen != sizeof(int)) { + ret = -EINVAL; + break; + } + ret = rdma_set_afonly(ctx->cm_id, *((int *) optval) ? 1 : 0); + break; default: ret = -ENOSYS; } @@ -995,23 +1002,18 @@ static ssize_t ucma_set_option(struct ucma_file *file, const char __user *inbuf, if (IS_ERR(ctx)) return PTR_ERR(ctx); - optval = kmalloc(cmd.optlen, GFP_KERNEL); - if (!optval) { - ret = -ENOMEM; - goto out1; - } - - if (copy_from_user(optval, (void __user *) (unsigned long) cmd.optval, - cmd.optlen)) { - ret = -EFAULT; - goto out2; + optval = memdup_user((void __user *) (unsigned long) cmd.optval, + cmd.optlen); + if (IS_ERR(optval)) { + ret = PTR_ERR(optval); + goto out; } ret = ucma_set_option_level(ctx, cmd.level, cmd.optname, optval, cmd.optlen); -out2: kfree(optval); -out1: + +out: ucma_put_ctx(ctx); return ret; } |