Blackfin: reject NULL callback in set_dma_callback()

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It makes no sense to call this function with a NULL callback.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

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Mike Frysinger 2009-11-24 18:36:36 +00:00

parent f69b2d7e97

commit e34132f40b

1 changed files with 10 additions and 11 deletions

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arch/blackfin/kernel/bfin_dma_5xx.c

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