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Merge pull request #9302 from miri64/gnrc_netreg/doc/enhance-register-pre

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gnrc_netreg: Further specify gnrc_netreg_register() precondition
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Cenk Gündoğan 2018-06-06 22:41:23 +02:00 committed by GitHub
commit 4ddbf43226
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1 changed files with 3 additions and 1 deletions
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sys/include/net/gnrc/netreg.h
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@ -305,7 +305,9 @@ static inline void gnrc_netreg_entry_init_cb(gnrc_netreg_entry_t *entry,
* @warning Call gnrc_netreg_unregister() *before* you leave the context you
* allocated @p entry in. Otherwise it might get overwritten.
*
* @pre The calling thread must provide a message queue.
* @pre The calling thread must provide a [message queue](@ref msg_init_queue)
* when using @ref GNRC_NETREG_TYPE_DEFAULT for gnrc_netreg_entry_t::type
* of @p entry.
*
* @return 0 on success
* @return -EINVAL if @p type was < GNRC_NETTYPE_UNDEF or >= GNRC_NETTYPE_NUMOF