[PATCH v2 2/2] i2c: pxa: no need release_mem_region before request_mem_region successful

[Libo Chen]

When kzalloc fail, there is no reason to release_mem_region

fix confuse tag, add new tag: emem, eirq, edt and make it cleanly

Signed-off-by: Libo Chen <libo.chen@xxxxxxxxxx>
---
 drivers/i2c/busses/i2c-pxa.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index ea6d45d..a9da954 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -1104,18 +1104,18 @@ static int i2c_pxa_probe(struct platform_device *dev)
 	if (ret > 0)
 		ret = i2c_pxa_probe_pdata(dev, i2c, &i2c_type);
 	if (ret < 0)
-		goto eclk;
+		goto edt;
 
 	res = platform_get_resource(dev, IORESOURCE_MEM, 0);
 	irq = platform_get_irq(dev, 0);
 	if (res == NULL || irq < 0) {
 		ret = -ENODEV;
-		goto eclk;
+		goto eirq;
 	}
 
 	if (!request_mem_region(res->start, resource_size(res), res->name)) {
 		ret = -ENOMEM;
-		goto eclk;
+		goto emem;
 	}
 
 	i2c->adap.owner   = THIS_MODULE;
@@ -1207,9 +1207,12 @@ ereqirq:
 eremap:
 	clk_put(i2c->clk);
 eclk:
-	kfree(i2c);
-emalloc:
 	release_mem_region(res->start, resource_size(res));
+emem:
+eirq:
+edt:
+	kfree(i2c);
+emalloc:	
 	return ret;
 }
 
-- 
1.7.1


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