IB/qib: Fix memory leak in qib_user_sdma_queue_pkts()

stable inclusion
from stable-v5.10.89
commit 7cf6466e00a77b0a914b7b2c28a1fc7947d55e59
bugzilla: 186140 https://gitee.com/openeuler/kernel/issues/I4S8HA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=7cf6466e00a77b0a914b7b2c28a1fc7947d55e59

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[ Upstream commit bee90911 ]

The wrong goto label was used for the error case and missed cleanup of the
pkt allocation.

Fixes: d39bf40e ("IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields")
Link: https://lore.kernel.org/r/20211208175238.29983-1-jose.exposito89@gmail.com


Addresses-Coverity-ID: 1493352 ("Resource leak")
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Acked-by: Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>