tree d72598a6c9d97ed1865d0f0ddc8ca9dc5c202c9b
parent b11be131b73fd47e12b1a9f1c52ac0a1ed222aee
author Denys Vlasenko <vda.linux@googlemail.com> 1471597651 +0200
committer Denys Vlasenko <vda.linux@googlemail.com> 1471597651 +0200

top: move free(prev_hist) out of signal path

It was seen being called recursively on repeated signals,
leading to double free

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>