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memory: ti-aemif: Handle return value of clk_prepare_enable
author
Arvind Yadav
<arvind.yadav.cs@gmail.com>
Wed, 31 May 2017 10:25:54 +0000
(15:55 +0530)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Sat, 3 Jun 2017 10:08:14 +0000
(19:08 +0900)
clk_prepare_enable() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/memory/ti-aemif.c
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diff --git
a/drivers/memory/ti-aemif.c
b/drivers/memory/ti-aemif.c
index
22c1aee
..
2744b1b
100644
(file)
--- a/
drivers/memory/ti-aemif.c
+++ b/
drivers/memory/ti-aemif.c
@@
-357,7
+357,10
@@
static int aemif_probe(struct platform_device *pdev)
return PTR_ERR(aemif->clk);
}
- clk_prepare_enable(aemif->clk);
+ ret = clk_prepare_enable(aemif->clk);
+ if (ret)
+ return ret;
+
aemif->clk_rate = clk_get_rate(aemif->clk) / MSEC_PER_SEC;
if (of_device_is_compatible(np, "ti,da850-aemif"))