Earle F. Philhower, III 589eb29eb3 Clear calloc block only if malloc succeeds ...

Calloc was calling memset(0) on NULL when its implicit malloc failed,
causing a crash in UMM.  Instead, only do the memset if the memory
allocation succeeds.

Fixes issue #4207

2018-01-21 13:54:53 +08:00

..

esp8266

Clear calloc block only if malloc succeeds

2018-01-21 13:54:53 +08:00