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RDMA/nldev: Fix failure to send large messages

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[ Upstream commit fc8f93ad3e ]

Return "-EMSGSIZE" instead of "-EINVAL" when filling a QP entry, so that
new SKBs will be allocated if there's not enough room in current SKB.

Fixes: 65959522f8 ("RDMA: Add support to dump resource tracker in RAW format")
Signed-off-by: Mark Zhang <markzhang@nvidia.com>
Reviewed-by: Patrisious Haddad <phaddad@nvidia.com>
Link: https://lore.kernel.org/r/b5e9c62f6b8369acab5648b661bf539cbceeffdc.1669636336.git.leonro@nvidia.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Mark Zhang 2022-11-28 13:52:46 +02:00 committed by Greg Kroah-Hartman
parent b783a7ccc3
commit 73501b237d
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/core/nldev.c
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@ -513,7 +513,7 @@ static int fill_res_qp_entry(struct sk_buff *msg, bool has_cap_net_admin,
/* In create_qp() port is not set yet */
if (qp->port && nla_put_u32(msg, RDMA_NLDEV_ATTR_PORT_INDEX, qp->port))
return -EINVAL;
return -EMSGSIZE;
ret = nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_LQPN, qp->qp_num);
if (ret)