diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/shdma.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c index 0f3ec8d57a7..7f49235d14b 100644 --- a/drivers/dma/shdma.c +++ b/drivers/dma/shdma.c @@ -1257,6 +1257,11 @@ static int __init sh_dmae_probe(struct platform_device *pdev) } else { do { for (i = chanirq_res->start; i <= chanirq_res->end; i++) { + if (irq_cnt >= SH_DMAC_MAX_CHANNELS) { + irq_cap = 1; + break; + } + if ((errirq_res->flags & IORESOURCE_BITS) == IORESOURCE_IRQ_SHAREABLE) chan_flag[irq_cnt] = IRQF_SHARED; @@ -1266,15 +1271,11 @@ static int __init sh_dmae_probe(struct platform_device *pdev) "Found IRQ %d for channel %d\n", i, irq_cnt); chan_irq[irq_cnt++] = i; - - if (irq_cnt >= SH_DMAC_MAX_CHANNELS) - break; } - if (irq_cnt >= SH_DMAC_MAX_CHANNELS) { - irq_cap = 1; + if (irq_cnt >= SH_DMAC_MAX_CHANNELS) break; - } + chanirq_res = platform_get_resource(pdev, IORESOURCE_IRQ, ++irqres); } while (irq_cnt < pdata->channel_num && chanirq_res); |