EXP12-C-EX2: If a function cannot fail or if the return value cannot signify an error condition, the return value may be ignored. Such functions should be added to a whitelist when automatic checkers are used.

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For example, mallocwill return a pointer to the memory block allocated by the function on success, and, if the function failed to allocate the requested block of memory, a null pointer. 1-3) Number of receiving arguments successfully assigned (which may be zero in case a matching failure occurred before the first receiving argument was assigned), or EOF if input failure occurs before the first receiving argument was assigned. You are ignoring that return value. EXP12-C-EX1: If the return value is inconsequential or if any errors can be safely ignored, such as for functions called because of their side effects, the function should be explicitly cast to void to signify programmer intent.

C ignore return value

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build.sh CMakeLists.txt COPYING find_telldus.c ftdi.c Makefile rfcmd.c: In function 'main': rfcmd.c:187: warning: ignoring return value of 'write',  Consent Manager Tag v2.0 (for TCF 2.0) -->