From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: [PATCH rdma-next 3/3] IB/core: Modify conditional on ucontext existence Date: Sun, 14 Feb 2016 17:07:49 +0200 Message-ID: <1455462469-9124-4-git-send-email-leon@leon.nu> References: <1455462469-9124-1-git-send-email-leon@leon.nu> Return-path: In-Reply-To: <1455462469-9124-1-git-send-email-leon-2ukJVAZIZ/Y@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Eli Cohen , Leon Romanovsky List-Id: linux-rdma@vger.kernel.org From: Eli Cohen Since we allow to call legacy verbs using their extended counterpart, the check on ucontext has to move up to a common area in case this verb is ever extended. Signed-off-by: Eli Cohen Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/uverbs_main.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 20f0049..8b299df 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -735,6 +735,12 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf, goto out; } + if (!file->ucontext && + command != IB_USER_VERBS_CMD_GET_CONTEXT) { + ret = -EINVAL; + goto out; + } + flags = (hdr.command & IB_USER_VERBS_CMD_FLAGS_MASK) >> IB_USER_VERBS_CMD_FLAGS_SHIFT; @@ -745,12 +751,6 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf, goto out; } - if (!file->ucontext && - command != IB_USER_VERBS_CMD_GET_CONTEXT) { - ret = -EINVAL; - goto out; - } - if (hdr.in_words * 4 != count) { ret = -EINVAL; goto out; -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html