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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-14 19:14:29 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-14 19:14:29 -0700 |
| commit | ce8356335027d3929fbfae4127451adaf36e1cd4 (patch) | |
| tree | 8ac7d71d3b67a6138e811cd4d4e135d934233e47 /fs/fuse/dev.c | |
| parent | Input: mt6779-keypad - fix signedness bug (diff) | |
| parent | Linux 5.17-rc8 (diff) | |
| download | linux-dev-ce8356335027d3929fbfae4127451adaf36e1cd4.tar.xz linux-dev-ce8356335027d3929fbfae4127451adaf36e1cd4.zip | |
Merge tag 'v5.17-rc8' into next
Sync up with mainline to again get the latest changes in HID subsystem.
Diffstat (limited to 'fs/fuse/dev.c')
| -rw-r--r-- | fs/fuse/dev.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index cd54a529460d..592730fd6e42 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -941,7 +941,17 @@ static int fuse_copy_page(struct fuse_copy_state *cs, struct page **pagep, while (count) { if (cs->write && cs->pipebufs && page) { - return fuse_ref_page(cs, page, offset, count); + /* + * Can't control lifetime of pipe buffers, so always + * copy user pages. + */ + if (cs->req->args->user_pages) { + err = fuse_copy_fill(cs); + if (err) + return err; + } else { + return fuse_ref_page(cs, page, offset, count); + } } else if (!cs->len) { if (cs->move_pages && page && offset == 0 && count == PAGE_SIZE) { |