Hi Joe, [auto build test WARNING on scsi/for-next] [also build test WARNING on v4.5-rc1 next-20160125] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Himanshu-Madhani/qla2xxx-Remove-unneeded-link-offline-message/20160127-015650 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: x86_64-allyesconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/scsi/qla2xxx/qla_dbg.c: In function 'qla25xx_fw_dump': >> drivers/scsi/qla2xxx/qla_dbg.c:1426:56: warning: right-hand operand of comma expression has no effect [-Wunused-value] for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg) ^ vim +1426 drivers/scsi/qla2xxx/qla_dbg.c 1410 1411 WRT_REG_DWORD(®->iobase_select, 0xB0800000); 1412 fw->shadow_reg[8] = htonl(RD_REG_DWORD(®->iobase_sdata)); 1413 1414 WRT_REG_DWORD(®->iobase_select, 0xB0900000); 1415 fw->shadow_reg[9] = htonl(RD_REG_DWORD(®->iobase_sdata)); 1416 1417 WRT_REG_DWORD(®->iobase_select, 0xB0A00000); 1418 fw->shadow_reg[10] = htonl(RD_REG_DWORD(®->iobase_sdata)); 1419 1420 /* RISC I/O register. */ 1421 WRT_REG_DWORD(®->iobase_addr, 0x0010); 1422 fw->risc_io_reg = htonl(RD_REG_DWORD(®->iobase_window)); 1423 1424 /* Mailbox registers. */ 1425 mbx_reg = ®->mailbox0; > 1426 for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++, mbx_reg) 1427 fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg)); 1428 1429 /* Transfer sequence registers. */ 1430 iter_reg = fw->xseq_gp_reg; 1431 iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg); 1432 iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg); 1433 iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg); 1434 iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation