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sys/cb_mux/cb_mux.c: fix cpp.check shiftTooManyBitsSigned
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@ -105,7 +105,7 @@ cb_mux_cbid_t cb_mux_find_free_id(cb_mux_t *head)
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/* Find which ID in block was free */
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for (num = 0; num < 32; num++) {
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if (~free & (1 << num)) {
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if (~free & ((uint32_t)1 << num)) {
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return block | num;
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}
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}
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