Re: [PATCH 6/6] lib/scatterlist: Fix overflow check in sgl_alloc_order

2018-10-03 Thread Bart Van Assche
On Wed, 2018-09-26 at 15:16 +0100, Tvrtko Ursulin wrote: > From: Tvrtko Ursulin > > It is necessary to ensure types on both sides of the comparison are of the > same width. Otherwise the check overflows sooner than expect due left hand > side being an unsigned long length, and the right hand side

[PATCH 6/6] lib/scatterlist: Fix overflow check in sgl_alloc_order

2018-09-26 Thread Tvrtko Ursulin
From: Tvrtko Ursulin It is necessary to ensure types on both sides of the comparison are of the same width. Otherwise the check overflows sooner than expect due left hand side being an unsigned long length, and the right hand side unsigned int number of elements multiplied by element size. Signe