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| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-02 14:56:43 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-09-03 09:58:13 -0700 |
| commit | e15710bf04063766f428048f4dad7b73b646203f (patch) | |
| tree | ed864b9eb7f9a1c34dbe33bb14370887bc535ac3 /mm/mmap.c | |
| parent | mm,do_huge_pmd_numa_page: remove unnecessary TLB flushing code (diff) | |
| download | linux-dev-e15710bf04063766f428048f4dad7b73b646203f.tar.xz linux-dev-e15710bf04063766f428048f4dad7b73b646203f.zip | |
mm: change fault_in_pages_* to have an unsigned size parameter
fault_in_pages_writeable() and fault_in_pages_readable() treat the size
parameter as unsigned, doing pointer math with the value, so make this
explicit and set it to be a size_t type which all callers currently treat
it as anyway.
This solves the issue where static checkers get nervous seeing pointer
arithmetic happening with a signed value.
Link: https://lkml.kernel.org/r/20210727111136.457638-1-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reported-by: Jordy Zomer <jordy@pwning.systems>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: David Howells <dhowells@redhat.com>
Cc: William Kucharski <william.kucharski@oracle.com>
Cc: "Darrick J. Wong" <djwong@kernel.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mmap.c')
0 files changed, 0 insertions, 0 deletions