mfd: ucb1x00-core: Fix error return code in ucb1x00_probe()

Fix to return a negative error code in the irq alloc error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index d5966e6..0313f83 100644 (file)
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -553,6 +553,7 @@ static int ucb1x00_probe(struct mcp *mcp)
        if (ucb->irq_base < 0) {
                dev_err(&ucb->dev, "unable to allocate 16 irqs: %d\n",
                        ucb->irq_base);
+               ret = ucb->irq_base;
                goto err_irq_alloc;
        }