[PATCH v2 02/10] mtd: nand: davinci: return ENOMEM if memory allocation is failed
From: Ivan Khoronzhuk <hidden>
Date: 2013-11-21 11:29:28
Also in:
linux-devicetree, lkml
Subsystem:
memory technology devices (mtd), nand flash subsystem, the rest · Maintainers:
Miquel Raynal, Richard Weinberger, Vignesh Raghavendra, Linus Torvalds
In case when memory allocation is failed the driver should return ENOMEM instead of ENODEV. Signed-off-by: Ivan Khoronzhuk <redacted> Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com> --- drivers/mtd/nand/davinci_nand.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index d87213f..ddcd7c8 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c@@ -541,7 +541,7 @@ static struct davinci_nand_pdata GFP_KERNEL); pdev->dev.platform_data = pdata; if (!pdata) - return NULL; + return ERR_PTR(-ENOMEM); if (!of_property_read_u32(pdev->dev.of_node, "ti,davinci-chipselect", &prop)) pdev->id = prop;
@@ -598,6 +598,9 @@ static int __init nand_davinci_probe(struct platform_device *pdev) nand_ecc_modes_t ecc_mode; pdata = nand_davinci_get_pdata(pdev); + if (IS_ERR(pdata)) + return PTR_ERR(pdata); + /* insist on board-specific configuration */ if (!pdata) return -ENODEV;
--
1.7.9.5