diff options
| author | Dan Carpenter <dan.carpenter@linaro.org> | 2025-08-01 16:34:45 +0300 |
|---|---|---|
| committer | Manivannan Sadhasivam <mani@kernel.org> | 2025-08-11 16:28:33 +0530 |
| commit | 57a75fa9d56e310e883e4377205690e88c05781b (patch) | |
| tree | 07771843ba6a8163ab189e893cd55f162bc7e79f | |
| parent | 8f5ae30d69d7543eee0d70083daf4de8fe15d585 (diff) | |
PCI: endpoint: pci-ep-msi: Fix NULL vs IS_ERR() check in pci_epf_write_msi_msg()
The pci_epc_get() function returns error pointers. It never returns NULL.
Update the check to match.
Fixes: 1c3b002c6bf6 ("PCI: endpoint: Add RC-to-EP doorbell support using platform MSI controller")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/aIzCdV8jyBeql-Oa@stanley.mountain
| -rw-r--r-- | drivers/pci/endpoint/pci-ep-msi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/endpoint/pci-ep-msi.c b/drivers/pci/endpoint/pci-ep-msi.c index 9ca89cbfec15..1b58357b905f 100644 --- a/drivers/pci/endpoint/pci-ep-msi.c +++ b/drivers/pci/endpoint/pci-ep-msi.c @@ -24,7 +24,7 @@ static void pci_epf_write_msi_msg(struct msi_desc *desc, struct msi_msg *msg) struct pci_epf *epf; epc = pci_epc_get(dev_name(msi_desc_to_dev(desc))); - if (!epc) + if (IS_ERR(epc)) return; epf = list_first_entry_or_null(&epc->pci_epf, struct pci_epf, list); |