"port_sel" is a u64 so the shifting should also be a 64 bit shift. Fixes: c21e0bbfc485 ('cxlflash: Base support for IBM CXL Flash Adapter') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c index 0720d2f..f97421d 100644 --- a/drivers/scsi/cxlflash/main.c +++ b/drivers/scsi/cxlflash/main.c @@ -1179,7 +1179,7 @@ static void afu_link_reset(struct afu *afu, int port, u64 *fc_regs) /* first switch the AFU to the other links, if any */ port_sel = readq_be(&afu->afu_map->global.regs.afu_port_sel); - port_sel &= ~(1 << port); + port_sel &= ~(1ULL << port); writeq_be(port_sel, &afu->afu_map->global.regs.afu_port_sel); cxlflash_afu_sync(afu, 0, 0, AFU_GSYNC); @@ -1196,7 +1196,7 @@ static void afu_link_reset(struct afu *afu, int port, u64 *fc_regs) __func__, port); /* switch back to include this port */ - port_sel |= (1 << port); + port_sel |= (1ULL << port); writeq_be(port_sel, &afu->afu_map->global.regs.afu_port_sel); cxlflash_afu_sync(afu, 0, 0, AFU_GSYNC); -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html