WifiHal: Fix junk data append to error info

Bug: 37514146
Bug: 37704662
Test: builds
CRs-Fixed: 2079318
Change-Id: I896004dfd657209cccbc46d613cc6d8f40d658f8
1 file changed
tree: 8e1897837763505b7135d6fbb8fd1019a8ba2247
  1. cld80211-lib/
  2. qcwcn/
  3. wcnss-service/
  4. Android.mk