[PATCH 2/2] Fix warning during compilation

[ivan . stoyanov]

From: amk <a...@amk-drives.bg>

drivers/dma/ipu/ipu_irq.c: In function 'ipu_irq_fn':
drivers/dma/ipu/ipu_irq.c:342:4: warning: 'irq' may be used uninitialized in 
this function [-Wmaybe-uninitialized]

Signed-off-by: amk <a...@amk-drives.bg>
---
 drivers/dma/ipu/ipu_irq.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/ipu/ipu_irq.c b/drivers/dma/ipu/ipu_irq.c
index 3f9477c..fae6ef8a 100644
--- a/drivers/dma/ipu/ipu_irq.c
+++ b/drivers/dma/ipu/ipu_irq.c
@@ -330,15 +330,15 @@ static void ipu_irq_fn(struct irq_desc *desc)
 
                        raw_spin_lock(&bank_lock);
                        map = src2map(32 * i + line);
-                       if (map)
-                               irq = map->irq;
-                       raw_spin_unlock(&bank_lock);
 
                        if (!map) {
+                               raw_spin_unlock(&bank_lock);
                                pr_err("IPU: Interrupt on unmapped source %u 
bank %d\n",
                                       line, i);
                                continue;
                        }
+                       irq = map->irq;
+                       raw_spin_unlock(&bank_lock);
                        generic_handle_irq(irq);
                }
        }
-- 
2.7.4