tree 21b5079eec675035c98c53f06a4e8b683fb6e655
parent 16385e80bfcf024ad9e78d798e48fc62133cd483
author Barret Rhoden <brho@cs.berkeley.edu> 1569870822 -0400
committer Barret Rhoden <brho@cs.berkeley.edu> 1570569071 -0400

slab: trigger allocation failure for failed ctors

We were just returning NULL, which would have MEM_WAIT allocs return
NULL.  It'd usually panic immediately - this way we catch it a little
earlier in a common path.

Signed-off-by: Barret Rhoden <brho@cs.berkeley.edu>