Hi Ben, [auto build test WARNING on v4.9-rc8] [also build test WARNING on next-20170324] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Zach-Brown/UBI-add-debugfs-file-for-tracking-PEB-state/20170325-205127 config: x86_64-rhel (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/mtd/ubi/debug.c: In function 'eraseblk_count_seq_show': >> drivers/mtd/ubi/debug.c:465:19: warning: comparison of constant '0' with >> boolean expression is always false [-Wbool-compare] if (!erase_count < 0) ^ >> drivers/mtd/ubi/debug.c:465:19: warning: logical not is only applied to the >> left hand side of comparison [-Wlogical-not-parentheses] vim +/0 +465 drivers/mtd/ubi/debug.c 449 "physical_block_number\terase_count\tblock_status\tread_status\n"); 450 return 0; 451 } 452 453 err = ubi_io_is_bad(ubi, *block_number); 454 if (err) 455 return err; 456 457 spin_lock(&ubi->wl_lock); 458 459 wl = ubi->lookuptbl[*block_number]; 460 if (wl) 461 erase_count = wl->ec; 462 463 spin_unlock(&ubi->wl_lock); 464 > 465 if (!erase_count < 0) 466 return 0; 467 468 seq_printf(s, "%-22d\t%-11d\n", *block_number, erase_count); 469 470 return 0; 471 } 472 473 static const struct seq_operations eraseblk_count_seq_ops = { --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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