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(parent: 68390dd) | patch
f2fs: fix a panic caused by NULL flush_cmd_control
authorYunlei He <heyunlei@huawei.com>
Thu, 1 Jun 2017 08:43:51 +0000 (16:43 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Tue, 4 Jul 2017 09:11:33 +0000 (02:11 -0700)
commitd4fdf8ba0e5808ba9ad6b44337783bd9935e0982
tree12dee32e3d74397f78ebd5f7d321283115025f6atree | snapshot
parent68390dd9bd5b2ef7c3ec69c23010b39981e264a4commit | diff
f2fs: fix a panic caused by NULL flush_cmd_control

Mount fs with option noflush_merge, boot failed for illegal address
fcc in function f2fs_issue_flush:

        if (!test_opt(sbi, FLUSH_MERGE)) {
                ret = submit_flush_wait(sbi);
                atomic_inc(&fcc->issued_flush);   ->  Here, fcc illegal
                return ret;
        }

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/segment.c diff | blob | history
Domain: System / Kernel;