Fix V575 warning from PVS-Studio Static Analyzer

mkschreder / avr-vt100

AVR ATMega Terminal Emulator

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Open buslov opened 6 years ago

buslov commented 6 years ago

I'm a member of the Pinguem.ru competition on finding errors in open source projects. A bug, found using PVS-Studio.

Warning: V547 Expression 'lines < 0' is always true. vt100.c:181