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| author | Jason Gunthorpe <jgg@mellanox.com> | 2018-08-01 14:25:39 -0700 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-08-08 09:47:26 -0600 |
| commit | 0c66847793d1982d1083dc6f7adad60fa265ce9c (patch) | |
| tree | 47e7adc83361508e8826065f344453ee5216f704 /lib/test_overflow.c | |
| parent | 58796e67d5d529e2010f6985fae7a5cef02f19a8 (diff) | |
| download | linux-stable-0c66847793d1982d1083dc6f7adad60fa265ce9c.tar.gz linux-stable-0c66847793d1982d1083dc6f7adad60fa265ce9c.tar.bz2 linux-stable-0c66847793d1982d1083dc6f7adad60fa265ce9c.zip | |
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/test_overflow.c')
0 files changed, 0 insertions, 0 deletions