Fix wild-addr-read in countOptions

[sashashura]

Closes #1172

[codecov]

Codecov Report

Merging #1173 (ce8d7fd) into dev (5cdf3b7) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##              dev    #1173      +/-   ##
==========================================
- Coverage   82.18%   82.17%   -0.01%     
==========================================
  Files         154      154              
  Lines       19927    19930       +3     
  Branches     7523     7526       +3     
==========================================
+ Hits        16377    16378       +1     
- Misses       3042     3046       +4     
+ Partials      508      506       -2     

Flag	Coverage Δ
alpine315	68.64% <50.00%> (-0.01%)	⬇️
centos7	72.03% <25.00%> (-0.01%)	⬇️
fedora34	68.48% <50.00%> (-0.01%)	⬇️
macos-11	60.19% <33.33%> (-0.01%)	⬇️
macos-12	60.24% <33.33%> (-0.01%)	⬇️
macos-ventura	60.16% <33.33%> (-0.01%)	⬇️
mingw32	68.88% <50.00%> (-0.08%)	⬇️
mingw64	?
npcap	82.15% <100.00%> (-0.08%)	⬇️
ubuntu1804	72.27% <50.00%> (-0.01%)	⬇️
ubuntu2004	69.29% <50.00%> (-0.03%)	⬇️
ubuntu2204	68.27% <50.00%> (-0.01%)	⬇️
ubuntu2204-icpx	59.23% <25.00%> (-0.01%)	⬇️
unittest	82.17% <100.00%> (-0.01%)	⬇️
windows-2019	82.20% <100.00%> (-0.02%)	⬇️
windows-2022	?
winpcap	82.22% <100.00%> (+0.04%)	⬆️
zstd	72.03% <75.00%> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
Packet++/src/SomeIpSdLayer.cpp	79.49% <100.00%> (+0.11%)	⬆️

... and 18 files with indirect coverage changes