diff options
| -rw-r--r-- | arch/arm/mach-tegra/dma.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/dma.c b/arch/arm/mach-tegra/dma.c index 87309818d254..163993bfa816 100644 --- a/arch/arm/mach-tegra/dma.c +++ b/arch/arm/mach-tegra/dma.c @@ -341,7 +341,7 @@ EXPORT_SYMBOL(tegra_dma_enqueue_req); struct tegra_dma_channel *tegra_dma_allocate_channel(int mode) { int channel; - struct tegra_dma_channel *ch = NULL;; + struct tegra_dma_channel *ch = NULL; mutex_lock(&tegra_dma_lock); @@ -351,8 +351,10 @@ struct tegra_dma_channel *tegra_dma_allocate_channel(int mode) } else { channel = find_first_zero_bit(channel_usage, ARRAY_SIZE(dma_channels)); - if (channel >= ARRAY_SIZE(dma_channels)) + if (channel >= ARRAY_SIZE(dma_channels)) { + pr_err("%s: failed to allocate a DMA channel",__func__); goto out; + } } __set_bit(channel, channel_usage); ch = &dma_channels[channel]; |