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[v4,3/9] mtd: nand: davinci: check required ti, davinci-chipselect property

Message ID 1387287404-19767-1-git-send-email-ivan.khoronzhuk@ti.com
State New, archived
Headers show

Commit Message

Ivan Khoronzhuk Dec. 17, 2013, 1:36 p.m. UTC
The property "ti,davinci-chipselect" is required. So we have to check
if it is set.

Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Taras Kondratiuk <taras@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
 drivers/mtd/nand/davinci_nand.c |    3 +++
 1 file changed, 3 insertions(+)
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diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 4577fb4..9eea269 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -545,6 +545,9 @@  static struct davinci_nand_pdata
 		if (!of_property_read_u32(pdev->dev.of_node,
 			"ti,davinci-chipselect", &prop))
 			pdev->id = prop;
+		else
+			return ERR_PTR(-EINVAL);
 		if (!of_property_read_u32(pdev->dev.of_node,
 			"ti,davinci-mask-ale", &prop))
 			pdata->mask_ale = prop;