From: Gal Pressman <galpress@amazon.com>
Date: Wed, 11 Aug 2021 15:11:28 +0000 (+0300)
Subject: RDMA/efa: Free IRQ vectors on error flow
X-Git-Tag: v5.13.14~68
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4c00ae66159ace6bf0788368b793b88396ab74ae;p=thirdparty%2Fkernel%2Fstable.git

RDMA/efa: Free IRQ vectors on error flow

[ Upstream commit dbe986bdfd6dfe6ef24b833767fff4151e024357 ]

Make sure to free the IRQ vectors in case the allocation doesn't return
the expected number of IRQs.

Fixes: b7f5e880f377 ("RDMA/efa: Add the efa module")
Link: https://lore.kernel.org/r/20210811151131.39138-2-galpress@amazon.com
Reviewed-by: Firas JahJah <firasj@amazon.com>
Reviewed-by: Yossi Leybovich <sleybo@amazon.com>
Signed-off-by: Gal Pressman <galpress@amazon.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/infiniband/hw/efa/efa_main.c b/drivers/infiniband/hw/efa/efa_main.c
index 816cfd65b7ac8..0b61ef0d59833 100644
--- a/drivers/infiniband/hw/efa/efa_main.c
+++ b/drivers/infiniband/hw/efa/efa_main.c
@@ -356,6 +356,7 @@ static int efa_enable_msix(struct efa_dev *dev)
 	}
 
 	if (irq_num != msix_vecs) {
+		efa_disable_msix(dev);
 		dev_err(&dev->pdev->dev,
 			"Allocated %d MSI-X (out of %d requested)\n",
 			irq_num, msix_vecs);