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authorBjorn Helgaas <bhelgaas@google.com>2022-01-13 09:57:47 -0600
committerBjorn Helgaas <bhelgaas@google.com>2022-01-13 09:57:47 -0600
commit28b75189f038af1392142906d9ff29bea46f8e4c (patch)
treee357ced5a07e8e011ea27f143f519d9d47472a2a /drivers/pci
parent2948ce70e636d3803a17baa25d5e7d1e8ec844ae (diff)
parent50b620303a14e885529410d26800f92a735724d6 (diff)
Merge branch 'remotes/lorenzo/pci/endpoint'
- Return failure from pci_epc_set_msi() if no interrupts are available (Li Chen) * remotes/lorenzo/pci/endpoint: PCI: endpoint: Return -EINVAL when interrupts num is smaller than 1
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/endpoint/pci-epc-core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c
index 38621558d397..3bc9273d0a08 100644
--- a/drivers/pci/endpoint/pci-epc-core.c
+++ b/drivers/pci/endpoint/pci-epc-core.c
@@ -334,7 +334,7 @@ int pci_epc_set_msi(struct pci_epc *epc, u8 func_no, u8 vfunc_no, u8 interrupts)
u8 encode_int;
if (IS_ERR_OR_NULL(epc) || func_no >= epc->max_functions ||
- interrupts > 32)
+ interrupts < 1 || interrupts > 32)
return -EINVAL;
if (vfunc_no > 0 && (!epc->max_vfs || vfunc_no > epc->max_vfs[func_no]))