From 73608de7e59246b4b533c1ffaee158a7048e186e Mon Sep 17 00:00:00 2001 From: "Nikhil P. Rao" Date: Tue, 1 Sep 2026 04:42:18 +0000 Subject: [PATCH] pds_core: don't release PCI regions for VFs on reset pdsc_reset_prepare() called pci_release_regions() unconditionally, but only PFs call pci_request_regions() (pdsc_init_pf). On a VF FLR this makes the kernel warn "Trying to free nonexistent resource". Fixes: ffa55858330f ("pds_core: implement pci reset handlers") Reported-by: sashiko-bot Closes: https://netdev-ai.bots.linux.dev/sashiko/#/patchset/20260804235946.177762-1-nikhil.rao%40amd.com Signed-off-by: Nikhil P. Rao Link: https://patch.msgid.link/20260901044219.1361466-3-nikhil.rao@amd.com Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/amd/pds_core/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/amd/pds_core/main.c b/drivers/net/ethernet/amd/pds_core/main.c index 6e1079f9ba0f..a971c66d36f9 100644 --- a/drivers/net/ethernet/amd/pds_core/main.c +++ b/drivers/net/ethernet/amd/pds_core/main.c @@ -517,8 +517,8 @@ static void pdsc_reset_prepare(struct pci_dev *pdev) mutex_lock(&pdsc->devcmd_lock); pdsc_unmap_bars(pdsc); mutex_unlock(&pdsc->devcmd_lock); + pci_release_regions(pdev); } - pci_release_regions(pdev); if (pci_is_enabled(pdev)) pci_disable_device(pdev); pdsc_deferred_dma_free(pdsc);