[PATCH] PCI: endpoint: test: Synchronously cancel command handler work

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Use cancel_delayed_work_sync() in pci_epf_test_epc_deinit() to ensure
that the command handler is really stopped when proceeding with dma
and bar cleanup.

The same change is also done in pci_epf_test_link_down() to ensure that
the link down handling completes with the command handler fully stopped.

Signed-off-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
---
 drivers/pci/endpoint/functions/pci-epf-test.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c
index a73bc0771d35..c2e7f67e5107 100644
--- a/drivers/pci/endpoint/functions/pci-epf-test.c
+++ b/drivers/pci/endpoint/functions/pci-epf-test.c
@@ -800,7 +800,7 @@ static void pci_epf_test_epc_deinit(struct pci_epf *epf)
 {
 	struct pci_epf_test *epf_test = epf_get_drvdata(epf);
 
-	cancel_delayed_work(&epf_test->cmd_handler);
+	cancel_delayed_work_sync(&epf_test->cmd_handler);
 	pci_epf_test_clean_dma_chan(epf_test);
 	pci_epf_test_clear_bar(epf);
 }
@@ -931,7 +931,7 @@ static void pci_epf_test_unbind(struct pci_epf *epf)
 	struct pci_epf_test *epf_test = epf_get_drvdata(epf);
 	struct pci_epc *epc = epf->epc;
 
-	cancel_delayed_work(&epf_test->cmd_handler);
+	cancel_delayed_work_sync(&epf_test->cmd_handler);
 	if (epc->init_complete) {
 		pci_epf_test_clean_dma_chan(epf_test);
 		pci_epf_test_clear_bar(epf);
-- 
2.46.2





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