diff options
| author | Ian Abbott <abbotti@mev.co.uk> | 2013-05-10 14:07:16 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-13 17:38:48 -0400 |
| commit | e9166139f6f829c2e7bf6695f13e08d09303d6ca (patch) | |
| tree | fedc60a4cc8493b508a3432d915c9f01b554b3f7 /drivers/staging/nvec | |
| parent | bd304a736afd99cc38bad4d1628e8e2d05d308d5 (diff) | |
staging: comedi: complain if dma buffer allocation not supported
When allocating a buffer to support asynchronous comedi commands, if a
DMA coherent buffer was requested but `CONFIG_HAS_DMA` is undefined,
bail out of local helper function `__comedi_buf_alloc()` with an error
message.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/nvec')
0 files changed, 0 insertions, 0 deletions