[riot-notifications] [RIOT-OS/RIOT] netdev: iolist not checked for empty elements on send (#11163)

Martine Lenders notifications at github.com
Tue Apr 2 16:15:29 CEST 2019

The doc of `uart_write()` doesn't mention anything about `len == 0` so I would rather think that we can't assume that setting `len` to 0 is safe.

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