tree f163f64ea43d4afee78f1bc0ad5eadc882e40343
parent 49b7f8983aa78581bfd511a26891b26cd734e293
author Kees Cook <keescook@chromium.org> 1525809326 -0700
committer Kees Cook <keescook@chromium.org> 1528226211 -0700

mm: Use overflow helpers in kvmalloc()

Instead of open-coded multiplication and bounds checking, use the new
overflow helper. Additionally prepare for vmalloc() users to add
array_size()-family helpers in the future.

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