Blackfin: reject NULL callback in set_dma_callback()
authorMike Frysinger <vapier@gentoo.org>
Tue, 24 Nov 2009 18:36:36 +0000 (18:36 +0000)
committerMike Frysinger <vapier@gentoo.org>
Tue, 15 Dec 2009 05:15:37 +0000 (00:15 -0500)
commite34132f40b12d6066059f623d73da73de5b71e9a
tree84739c7862aef64cb333df45a9b9c34b62d20ad4
parentf69b2d7e974e2ce22f4b17ad28c087b1077731bb
Blackfin: reject NULL callback in set_dma_callback()

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

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
arch/blackfin/kernel/bfin_dma_5xx.c