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| author |   Xianting Tian <xianting.tian@linux.alibaba.com> | 2021-10-15 10:46:58 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-21 10:35:04 +0200 |
| commit | 9db81eca10ba2d84177fa076704db3a5d76863c3 (patch) | |
| tree | 92e4d16e58c47d4ee2c02b3ecd96df93bae367d3 /drivers/tty | |
| parent | tty: hvc: pass DMA capable memory to put_chars() (diff) | |
| download | linux-dev-9db81eca10ba2d84177fa076704db3a5d76863c3.tar.xz linux-dev-9db81eca10ba2d84177fa076704db3a5d76863c3.zip | |
virtio-console: remove unnecessary kmemdup()
This revert commit c4baad5029 ("virtio-console: avoid DMA from stack")
hvc framework will never pass stack memory to the put_chars() function,
So the calling of kmemdup() is unnecessary, we can remove it.
Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
Reviewed-by: Shile Zhang <shile.zhang@linux.alibaba.com>
Link: https://lore.kernel.org/r/20211015024658.1353987-4-xianting.tian@linux.alibaba.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
0 files changed, 0 insertions, 0 deletions