ae02668034
Avoid segment fault when attempting to clean up cylinder group buffer cache. PR: 187221 Submitted by: Petr Lampa <lampa@fit.vutbr.cz> Obtained from: Petr Lampa <lampa@fit.vutbr.cz> MFC after: 1 week MFC of 262488: Arguments for malloc and calloc should be size_t, not int. Use proper bounds check when trying to free cached memory. Spotted by: Xin Li Tested by: Dmitry Sivachenko MFC after: 2 weeks