Use block_add_extd retval to detect success or error
authorXiao Jia <stfairy@gmail.com>
Wed, 7 Oct 2015 21:29:30 +0000 (14:29 -0700)
committerBarret Rhoden <brho@cs.berkeley.edu>
Thu, 8 Oct 2015 14:35:55 +0000 (10:35 -0400)
commitcb27b7a4ddaf4c566c3aaeb73964435464c9eada
tree3038332dd6e9a13d963edf415c2eb0d5661279e4
parentf2a1af59dfdd1179c4c5805300aad017f708e09a
Use block_add_extd retval to detect success or error

Signed-off-by: Xiao Jia <stfairy@gmail.com>
Signed-off-by: Barret Rhoden <brho@cs.berkeley.edu>
kern/src/ns/qio.c