coredumpctl: check return value
authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Wed, 17 Jul 2019 08:02:13 +0000 (10:02 +0200)
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Wed, 17 Jul 2019 09:35:04 +0000 (11:35 +0200)
commit2d0a880fea8541289929bb8af146524ceebf6d61
treefe8f2f5c735cd346f8f45e0d5ff96296ba0dc13a
parenteba048bb6e58b4f0b367b87af588af257be18204
coredumpctl: check return value

retrieve() allocates memory, so it may fail.
Coverity CID#1402338.
src/coredump/coredumpctl.c