spi: limit reaches -1, tested 0

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With a postfix decrement limit will reach -1 rather than 0, so the warning
will not be issued.

Also, add a cpu_relax() into the busy-wait loop.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Mariusz Ceier <mceier@gmail.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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Roel Kluin 2009-04-06 19:00:54 -07:00 • committed by Linus Torvalds

parent 93b61bddc1

commit c8fc657e6a

1 changed files with 2 additions and 1 deletions

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drivers/spi/spi_imx.c

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