linux-kernel - [PATCH 1/2] octeon_ep: Fix a memory leak in the error handling path of octep_request

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Date:   Sun, 15 May 2022 17:56:44 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     Veerasenareddy Burru <vburru@...vell.com>,
        Abhijit Ayarekar <aayarekar@...vell.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Satananda Burla <sburla@...vell.com>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        netdev@...r.kernel.org
Subject: [PATCH 1/2] octeon_ep: Fix a memory leak in the error handling path of octep_request_irqs()

'oct->non_ioq_irq_names' is not freed in the error handling path of
octep_request_irqs().

Add the missing kfree().

Fixes: 37d79d059606 ("octeon_ep: add Tx/Rx processing and interrupt support")
Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/net/ethernet/marvell/octeon_ep/octep_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
index e020c81f3455..6b60a03574a0 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
@@ -267,6 +267,8 @@ static int octep_request_irqs(struct octep_device *oct)
 		--i;
 		free_irq(oct->msix_entries[i].vector, oct);
 	}
+	kfree(oct->non_ioq_irq_names);
+	oct->non_ioq_irq_names = NULL;
 alloc_err:
 	return -1;
 }
-- 
2.34.1