cppcheck finding

[Илья Шипицин]

hello,

[src/flt_http_comp.c:926] -> [src/flt_http_comp.c:926]: (warning) Either
the condition 'txn' is redundant or there is possible null pointer
dereference: txn.

should there be && instead of || ?

Cheers,
Ilya Shipitsin