[FS#904] Allnet ALL0315N crashes when updating from OpenWRT to LEDE

[LEDE Bugs]

The following task has a new comment added:

FS#904 - Allnet ALL0315N crashes when updating from OpenWRT to LEDE
User who did this - David Lutz (kpanic23)

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Log:

root at Muensterplatz-BS:/tmp# sysupgrade gluon-ff3l-hoho-v2017.1.1\+001-allnet-all
0315n-sysupgrade.bin 
rootfs doesn't have JFFS2 end marker
Image check 'platform_check_image' failed.
root at Muensterplatz-BS:/tmp# 

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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=904#comment2953