Attention is currently required from: Felix Singer.

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• Commit Message:

  • Patch Set #1, Line 7: buspirate_spi.c: Call free() on a pointer only if it's not NULL

    Why? The C99 spec from https://www.open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf says that `free(NULL)` is valid and has no effect.

    https://imgur.com/OdpOmnb.png

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