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authorAaro Koskinen <aaro.koskinen@iki.fi>2015-11-23 21:50:11 +0200
committerFelipe Balbi <balbi@ti.com>2015-12-09 09:36:03 -0600
commit7d32cdef535622c0aea39807989f62cdddea207e (patch)
treec25db27235addfb82770332964b3f15fefea9c0c /drivers/usb/musb
parent27681abc429554622a188a3a0b213fb1c20040f7 (diff)
downloadblackbird-op-linux-7d32cdef535622c0aea39807989f62cdddea207e.tar.gz
blackbird-op-linux-7d32cdef535622c0aea39807989f62cdddea207e.zip
usb: musb: fail with error when no DMA controller set
Fail with error when no DMA controller is set. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb')
-rw-r--r--drivers/usb/musb/musb_core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 3c07ffd392cf..ee9ff7028b92 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -2094,6 +2094,7 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
#ifndef CONFIG_MUSB_PIO_ONLY
if (!musb->ops->dma_init || !musb->ops->dma_exit) {
dev_err(dev, "DMA controller not set\n");
+ status = -ENODEV;
goto fail2;
}
musb_dma_controller_create = musb->ops->dma_init;
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