8079841: Buffer underflow with empty zip entry names
Summary: check for zero-length entry name before accessing "last" byte
Reviewed-by: sherman, martin
os_family = linux
arch = sparc
arch_model = sparc
os_arch = linux_sparc
os_arch_model = linux_sparc
lib_arch = sparcv9
compiler = gcc
sysdefs = -DLINUX -D_GNU_SOURCE -DSPARC