[ 42/60] drm: Dont pass negative delta to ktime_sub_ns()

3.10-stable review patch. If anyone has any objections, please let me know. -- From: Michel Dänzer commit e91abf80a0998f326107874c88d549f94839f13c upstream. It takes an unsigned value. This happens not to blow up on 64-bit architectures, but it does on 32-bit, causing

[ 42/60] drm: Dont pass negative delta to ktime_sub_ns()

3.10-stable review patch. If anyone has any objections, please let me know. -- From: Michel Dänzer michel.daen...@amd.com commit e91abf80a0998f326107874c88d549f94839f13c upstream. It takes an unsigned value. This happens not to blow up on 64-bit architectures, but it does on