<p></p>
<p><b>@benpicco</b> commented on this pull request.</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16711#discussion_r683467235">cpu/nrf52/periph/i2c.c</a>:</p>
<pre style='color:#555'>>      DEBUG("[i2c] read_regs: %i byte(s) from reg 0x%02x at addr 0x%02x\n",
            (int)len, (int)reg, (int)addr);
 
+    /* Buffer used to split the register address for 16-bit addressing */
+    uint8_t buf_regs[2];
</pre>
<p>this is now unused</p>

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