powerpc: Mark archrandom.h functions __must_check

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We must not use the pointer output without validating the
success of the random read.

Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20200110145422.49141-10-broonie@kernel.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

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Richard Henderson 2020-01-10 14:54:21 +00:00 • committed by Theodore Ts'o

parent 98dcfce697

commit 8dae77ac56

1 changed files with 4 additions and 4 deletions

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arch/powerpc/include/asm/archrandom.h

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