tree 554ed5e32920065420d78d590e256efc66a727a8
parent 10ec14865aa7d0110ae202011be36d6e4a7ba154
author Dylan Noblesmith <nobled@dreamwidth.org> 1333304507 +0000
committer Dylan Noblesmith <nobled@dreamwidth.org> 1334327107 +0000

util: fix undefined behavior

container_of() can legally return anything, even invalid addresses
that cause segfaults, when 'sample' is an uninitialized pointer.

Bug exposed by clang.

NOTE: This is a candidate for the 8.0 branch.