Commits on Jan 25, 2023

1. Fix compilation and CI …

   ubuntu-latest s390x CI doesn't like snapshot bigger than 262144 bytes.
   
   Fix an error found by fuzz CI
   
   ```
   =================================================================
   ==55399==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000008 (pc 0x561e41cb684d bp 0x7ffd54ce3650 sp 0x7ffd54ce3520 T0)
   ==55399==The signal is caused by a READ memory access.
   ==55399==Hint: address points to the zero page.
       #0 0x561e41cb684d in ndpi_network_ptree_match /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:2321:41
       ntop#1 0x561e41d30879 in ndpi_guess_undetected_protocol /home/ivan/svnrepos/nDPI/src/lib/ndpi_main.c:7767:8
       ntop#2 0x561e41ca804d in LLVMFuzzerTestOneInput /home/ivan/svnrepos/nDPI/fuzz/fuzz_config.cpp:104:5
       ntop#3 0x561e41bb96a0 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) (/home/ivan/svnrepos/nDPI/fuzz/fuzz_config+0x4726a0) (BuildId: d4741c753aafe7c0df2681a592b7df16b38240e9)
       ntop#4 0x561e41ba3c2f in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) (/home/ivan/svnrepos/nDPI/fuzz/fuzz_config+0x45cc2f) (BuildId: d4741c753aafe7c0df2681a592b7df16b38240e9)
       ntop#5 0x561e41ba96f6 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) (/home/ivan/svnrepos/nDPI/fuzz/fuzz_config+0x4626f6) (BuildId: d4741c753aafe7c0df2681a592b7df16b38240e9)
       ntop#6 0x561e41bd22e2 in main (/home/ivan/svnrepos/nDPI/fuzz/fuzz_config+0x48b2e2) (BuildId: d4741c753aafe7c0df2681a592b7df16b38240e9)
       ntop#7 0x7f94f0e5c082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16
       ntop#8 0x561e41b9eb0d in _start (/home/ivan/svnrepos/nDPI/fuzz/fuzz_config+0x457b0d) (BuildId: d4741c753aafe7c0df2681a592b7df16b38240e9)
   ```

   

   IvanNardi committed Jan 25, 2023
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