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Diffstat (limited to 'drivers/cxl/core/region.c')
| -rw-r--r-- | drivers/cxl/core/region.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c index 8d3580a0db53..56e575c79bb4 100644 --- a/drivers/cxl/core/region.c +++ b/drivers/cxl/core/region.c @@ -1196,6 +1196,14 @@ static int cxl_port_setup_targets(struct cxl_port *port, return rc; } + if (iw > 8 || iw > cxlsd->nr_targets) { + dev_dbg(&cxlr->dev, + "%s:%s:%s: ways: %d overflows targets: %d\n", + dev_name(port->uport_dev), dev_name(&port->dev), + dev_name(&cxld->dev), iw, cxlsd->nr_targets); + return -ENXIO; + } + if (test_bit(CXL_REGION_F_AUTO, &cxlr->flags)) { if (cxld->interleave_ways != iw || cxld->interleave_granularity != ig || |