[PATCH 4.14 35/51] ibmvnic: Fix IRQ mapping disposal in error path

From: Greg Kroah-Hartman
Date: Mon Aug 03 2020 - 08:34:58 EST


From: Thomas Falcon <tlfalcon@xxxxxxxxxxxxx>

[ Upstream commit 27a2145d6f826d1fad9de06ac541b1016ced3427 ]

RX queue IRQ mappings are disposed in both the TX IRQ and RX IRQ
error paths. Fix this and dispose of TX IRQ mappings correctly in
case of an error.

Fixes: ea22d51a7831 ("ibmvnic: simplify and improve driver probe function")
Signed-off-by: Thomas Falcon <tlfalcon@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/ethernet/ibm/ibmvnic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 85c11dafb4cd9..8b8a0c4fbc993 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -2324,7 +2324,7 @@ req_rx_irq_failed:
req_tx_irq_failed:
for (j = 0; j < i; j++) {
free_irq(adapter->tx_scrq[j]->irq, adapter->tx_scrq[j]);
- irq_dispose_mapping(adapter->rx_scrq[j]->irq);
+ irq_dispose_mapping(adapter->tx_scrq[j]->irq);
}
release_sub_crqs(adapter);
return rc;
--
2.25.1