AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

gpio: mvebu: Don't free chip label memory

Browse Source 
The gpio_chip.label field is a const char * and assigned the value of a
call to dev_name(). Memory obtained from dev_name() should not be freed
by drivers.

Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Thierry Reding 2013-01-14 11:53:20 +01:00 committed by Linus Walleij
parent 6948ce588b
commit 11c0ceec07
1 changed files with 0 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpio/gpio-mvebu.c
View File

@ -547,7 +547,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
mvchip->membase = devm_request_and_ioremap(&pdev->dev, res);
if (! mvchip->membase) {
dev_err(&pdev->dev, "Cannot ioremap\n");
kfree(mvchip->chip.label);
return -ENOMEM;
}
@ -557,14 +556,12 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (! res) {
dev_err(&pdev->dev, "Cannot get memory resource\n");
kfree(mvchip->chip.label);
return -ENODEV;
}
mvchip->percpu_membase = devm_request_and_ioremap(&pdev->dev, res);
if (! mvchip->percpu_membase) {
dev_err(&pdev->dev, "Cannot ioremap\n");
kfree(mvchip->chip.label);
return -ENOMEM;
}
}
@ -625,7 +622,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
mvchip->irqbase = irq_alloc_descs(-1, 0, ngpios, -1);
if (mvchip->irqbase < 0) {
dev_err(&pdev->dev, "no irqs\n");
kfree(mvchip->chip.label);
return -ENOMEM;
}
@ -633,7 +629,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
mvchip->membase, handle_level_irq);
if (! gc) {
dev_err(&pdev->dev, "Cannot allocate generic irq_chip\n");
kfree(mvchip->chip.label);
return -ENOMEM;
}
@ -668,7 +663,6 @@ static int mvebu_gpio_probe(struct platform_device *pdev)
irq_remove_generic_chip(gc, IRQ_MSK(ngpios), IRQ_NOREQUEST,
IRQ_LEVEL | IRQ_NOPROBE);
kfree(gc);
kfree(mvchip->chip.label);
return -ENODEV;
}