* [PATCH] staging: octeon: disable PKO before device removal in probe error path
@ 2026-11-07 7:23 Oscar Alejandro Sánchez Lucero via B4 Relay
0 siblings, 0 replies; only message in thread
From: Oscar Alejandro Sánchez Lucero via B4 Relay @ 2026-11-07 7:23 UTC (permalink / raw)
To: Greg Kroah-Hartman
Cc: linux-staging, linux-kernel, Oscar Alejandro Sánchez Lucero
From: Oscar Alejandro Sánchez Lucero <aleszlucero@gmail.com>
cvm_oct_remove() calls cvmx_pko_disable() before removing devices and
shutting down PKO, ensuring packet output is halted while transmit
queues are torn down. However, the err_tx error path in cvm_oct_probe()
omits cvmx_pko_disable().
Add cvmx_pko_disable() to the probe error path to match the teardown
sequence in cvm_oct_remove().
Signed-off-by: Oscar Alejandro Sánchez Lucero <aleszlucero@gmail.com>
---
drivers/staging/octeon/ethernet.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
index 42ec4b8324a8..c77678cb351f 100644
--- a/drivers/staging/octeon/ethernet.c
+++ b/drivers/staging/octeon/ethernet.c
@@ -959,6 +959,8 @@ static int cvm_oct_probe(struct platform_device *pdev)
atomic_inc_return(&cvm_oct_poll_queue_stopping);
+ cvmx_pko_disable();
+
/* Free the ethernet devices */
for (int port = 0; port < TOTAL_NUMBER_OF_PORTS; port++)
cvm_oct_remove_device(port);
---
base-commit: ddfe51b0a0f5dc9e415cc2c8ad8db17532dd426b
change-id: 20261107-b4-octeon-pko-disable-fix-6bd379fe2293
Best regards,
--
Oscar Alejandro Sánchez Lucero <aleszlucero@gmail.com>
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