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    SubjectRe: [PATCH 4.20 081/352] f2fs: avoid build warn of fall_through
    Hi Greg,

    On Mon, 11 Feb 2019 15:15:08 +0100 Greg Kroah-Hartman <gregkh@linuxfoundation.org> wrote:
    >
    > 4.20-stable review patch. If anyone has any objections, please let me know.
    >
    > ------------------
    >
    > [ Upstream commit f5d5510e7389fa264337fb524346bac9eb93adc8 ]
    >
    > After merging the f2fs tree, today's linux-next build
    > (x86_64_allmodconfig) produced this warning:
    >
    > In file included from fs/f2fs/dir.c:11:
    > fs/f2fs/f2fs.h: In function '__mark_inode_dirty_flag':
    > fs/f2fs/f2fs.h:2388:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
    > if (set)
    > ^
    > fs/f2fs/f2fs.h:2390:2: note: here
    > case FI_DATA_EXIST:
    > ^~~~
    >
    > Exposed by my use of -Wimplicit-fallthrough

    Does the 4.20 stable tree use -Wimplicit-fallthrough? I assume not
    (since v4.20 doesn't), so this warning does not happen in that tree.
    --
    Cheers,
    Stephen Rothwell
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