diff options
Diffstat (limited to 'drivers/cxl/pci.c')
| -rw-r--r-- | drivers/cxl/pci.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c index 6d94ff4a4f1a..a96e54c6259e 100644 --- a/drivers/cxl/pci.c +++ b/drivers/cxl/pci.c @@ -907,7 +907,8 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) struct cxl_dev_state *cxlds; struct cxl_register_map map; struct cxl_memdev *cxlmd; - int i, rc, pmu_count; + int rc, pmu_count; + unsigned int i; bool irq_avail; /* @@ -1009,6 +1010,9 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return rc; pmu_count = cxl_count_regblock(pdev, CXL_REGLOC_RBI_PMU); + if (pmu_count < 0) + return pmu_count; + for (i = 0; i < pmu_count; i++) { struct cxl_pmu_regs pmu_regs; |