parisc: add WARN_ON() to clear_fixmap

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Calling clear_fixmap() on an already cleared fixed mapping is
a bad thing to do. Add a WARN_ON() to catch such issues.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>

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Sven Schnelle 2019-06-05 22:32:19 +02:00 • committed by Helge Deller

parent 7e923369b1

commit e4eab1ce1f

1 changed files with 3 additions and 0 deletions

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arch/parisc/mm/fixmap.c

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