From dbe986bdfd6dfe6ef24b833767fff4151e024357 Mon Sep 17 00:00:00 2001

From: Gal Pressman <galpress@amazon.com>

Date: Wed, 11 Aug 2021 18:11:28 +0300

Subject: [PATCH 1/1] RDMA/efa: Free IRQ vectors on error flow

Git-commit: dbe986bdfd6dfe6ef24b833767fff4151e024357

Patch-mainline: v5.14

References: git-fixes

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>

Acked-by: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com>

---

 drivers/infiniband/hw/efa/efa_main.c | 1 +

 1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/hw/efa/efa_main.c b/drivers/infiniband/hw/efa/efa_main.c

index 203e6ddcacbc..be4a07bd268a 100644

--- a/drivers/infiniband/hw/efa/efa_main.c

+++ b/drivers/infiniband/hw/efa/efa_main.c

@@ -357,6 +357,7 @@ 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);

-- 

2.31.1.5.g533053588dc3