pstore: simplify write_user_compat()

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Nothing actually uses write_user_compat() currently, but there is no
reason to reuse the dmesg buffer. Instead, just allocate a new record
buffer, copy in from userspace, and pass it to write() as normal.

Signed-off-by: Kees Cook <keescook@chromium.org>

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Kees Cook 2017-03-07 13:57:11 -08:00

parent 4c9ec21976

commit 30800d9977

1 changed files with 20 additions and 26 deletions

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42

fs/pstore/platform.c

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