BUG/MINOR: sink: fix errors handling in cfg_post_parse_ring()

Multiple error paths (memory,IO related) in cfg_post_parse_ring() were
not implemented correcly and could result in memory leak or undefined
behavior.

Fixing them all at once.

This can be backported in 2.4

(cherry picked from commit 9859e00981fa29d6ab8dfa5bfc479aefb0a1bcf5)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 727e39673dac84783541a9e751fa3bf40a8e3998)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit e8946a613ccbf6e2bd5f8d8c37b55f1e970bd296)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 7fe10487a78799542c7d76df1350e28d0696515e)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed