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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-09-25 15:40:38 +0800
committerBrian Norris <computersforpeace@gmail.com>2014-01-03 11:22:20 -0800
commitafc62baf107355715beaf982513db3355867b29b (patch)
tree6cf39658d4777b6f2629218b8e0caf0392985e8e
parentc23259627c7f60646ac772d159baaf71796eefac (diff)
downloadblackbird-op-linux-afc62baf107355715beaf982513db3355867b29b.tar.gz
blackbird-op-linux-afc62baf107355715beaf982513db3355867b29b.zip
mtd: mpc5121_nfc: drop devm_free_irq of devm_ allocated irq
The devm_request_irq function allocates irq that is released when a driver detaches. Thus, there is no reason to explicitly call devm_free_irq in probe or remove functions. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
-rw-r--r--drivers/mtd/nand/mpc5121_nfc.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c
index 439bc3896418..d744cf798978 100644
--- a/drivers/mtd/nand/mpc5121_nfc.c
+++ b/drivers/mtd/nand/mpc5121_nfc.c
@@ -786,7 +786,6 @@ static int mpc5121_nfc_probe(struct platform_device *op)
/* Detect NAND chips */
if (nand_scan(mtd, be32_to_cpup(chips_no))) {
dev_err(dev, "NAND Flash not found !\n");
- devm_free_irq(dev, prv->irq, mtd);
retval = -ENXIO;
goto error;
}
@@ -811,7 +810,6 @@ static int mpc5121_nfc_probe(struct platform_device *op)
default:
dev_err(dev, "Unsupported NAND flash!\n");
- devm_free_irq(dev, prv->irq, mtd);
retval = -ENXIO;
goto error;
}
@@ -822,7 +820,6 @@ static int mpc5121_nfc_probe(struct platform_device *op)
retval = mtd_device_parse_register(mtd, NULL, &ppdata, NULL, 0);
if (retval) {
dev_err(dev, "Error adding MTD device!\n");
- devm_free_irq(dev, prv->irq, mtd);
goto error;
}
@@ -836,11 +833,8 @@ static int mpc5121_nfc_remove(struct platform_device *op)
{
struct device *dev = &op->dev;
struct mtd_info *mtd = dev_get_drvdata(dev);
- struct nand_chip *chip = mtd->priv;
- struct mpc5121_nfc_prv *prv = chip->priv;
nand_release(mtd);
- devm_free_irq(dev, prv->irq, mtd);
mpc5121_nfc_free(dev, mtd);
return 0;
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