ARM: omap: move dma channel allocation into plat-omap code

This really needs to be there, because otherwise the plat-omap code can
kfree() this data structure, and then re-use the pointer later.

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 0 insertions, 7 deletions

diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c
index 244ff5012aed..9f210d637354 100644
--- a/arch/arm/mach-omap2/dma.c
+++ b/arch/arm/mach-omap2/dma.c
@@ -251,13 +251,6 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused)
         }
 
         d = oh->dev_attr;
-        d->chan = kzalloc(sizeof(struct omap_dma_lch) *
-                                        (d->lch_count), GFP_KERNEL);
-
-        if (!d->chan) {
-                dev_err(&pdev->dev, "%s: kzalloc fail\n", __func__);
-                return -ENOMEM;
-        }
 
         if (cpu_is_omap34xx() && (omap_type() != OMAP2_DEVICE_TYPE_GP))
                 d->dev_caps |= HS_CHANNELS_RESERVED;