ipacm: IPACM crash during driving test

Modified the check to drop any ipv6 IP_ADDR_ADD request having the
same prefix as the existing ipv6 prefix

Change-Id: I63dc3062a1aea18835cb85b23aa91dcd97678612
1 file changed
tree: f94d80fb38e023151e72b64019505b6e0069dad5
  1. hal/
  2. ipacm/
  3. ipanat/
  4. configure.ac
  5. ipacm_vendor_product.mk
  6. Makefile.am