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author | Jason Gunthorpe <jgg@mellanox.com> | 2018-08-02 00:25:39 +0300 |
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committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-08-08 18:47:26 +0300 |
commit | 0c66847793d1982d1083dc6f7adad60fa265ce9c (patch) | |
tree | 47e7adc83361508e8826065f344453ee5216f704 /lib | |
parent | 58796e67d5d529e2010f6985fae7a5cef02f19a8 (diff) | |
download | linux-0c66847793d1982d1083dc6f7adad60fa265ce9c.tar.xz |
overflow.h: Add arithmetic shift helper
Add shift_overflow() helper to assist driver authors in ensuring that
shift operations don't cause overflows or other odd conditions.
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
[kees: tweaked comments and commit log, dropped unneeded assignment]
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions