[riot-notifications] [RIOT-OS/RIOT] gnrc_netif_ieee802154: check if mhr_len is lesser than nread (#11399)

Martine Lenders notifications at github.com
Mon Apr 15 15:49:16 CEST 2019


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### Contribution description
Fixes https://github.com/RIOT-OS/RIOT/issues/11398
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### Testing procedure
With the descriptions given in https://github.com/RIOT-OS/RIOT/issues/11398, read the code ;-).

(I'll provide a test case soon-ish)
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### Issues/PRs references
Fixes https://github.com/RIOT-OS/RIOT/issues/11398
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You can view, comment on, or merge this pull request online at:

  https://github.com/RIOT-OS/RIOT/pull/11399

-- Commit Summary --

  * gnrc_netif_ieee802154: check if mhr_len is lesser than nread

-- File Changes --

    M sys/net/gnrc/netif/ieee802154/gnrc_netif_ieee802154.c (2)

-- Patch Links --

https://github.com/RIOT-OS/RIOT/pull/11399.patch
https://github.com/RIOT-OS/RIOT/pull/11399.diff

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