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power: supply: ab8500_fg: Do not free non-requested IRQs in probe's error path 

When requesting interrupt fails, free only interrupts already requested,
not all of them.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Krzysztof Kozlowski 2019-10-04 17:07:37 +02:00 committed by Sebastian Reichel
parent ccc023a581
commit 2410899327
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/power/supply/ab8500_fg.c
View File

@ -3165,7 +3165,7 @@ static int ab8500_fg_probe(struct platform_device *pdev)
if (ret != 0) {
dev_err(di->dev, "failed to request %s IRQ %d: %d\n",
ab8500_fg_irq_th[i].name, irq, ret);
goto free_irq;
goto free_irq_th;
}
dev_dbg(di->dev, "Requested %s IRQ %d: %d\n",
ab8500_fg_irq_th[i].name, irq, ret);
@ -3180,7 +3180,7 @@ static int ab8500_fg_probe(struct platform_device *pdev)
if (ret != 0) {
dev_err(di->dev, "failed to request %s IRQ %d: %d\n",
ab8500_fg_irq_bh[0].name, irq, ret);
goto free_irq;
goto free_irq_th;
}
dev_dbg(di->dev, "Requested %s IRQ %d: %d\n",
ab8500_fg_irq_bh[0].name, irq, ret);
@ -3222,7 +3222,9 @@ free_irq:
/* We also have to free all registered irqs */
irq = platform_get_irq_byname(pdev, ab8500_fg_irq_bh[0].name);
free_irq(irq, di);
for (i = 0; i < ARRAY_SIZE(ab8500_fg_irq_th); i++) {
free_irq_th:
while (--i >= 0) {
/* Last assignment of i from primary interrupt handlers */
irq = platform_get_irq_byname(pdev, ab8500_fg_irq_th[i].name);
free_irq(irq, di);
}