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drivers/rtc/rtc-pcf50633.c: fix use after free in pcf50633_rtc_probe()
"rtc" is freed and then dereferenced on the next line. This patch fixes that. Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Alessandro Zummo <a.zummo@towertech.it> Cc: David Brownell <david-b@pacbell.net> Cc: Paul Gortmaker <p_gortmaker@yahoo.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -292,8 +292,9 @@ static int __devinit pcf50633_rtc_probe(struct platform_device *pdev)
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&pcf50633_rtc_ops, THIS_MODULE);
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if (IS_ERR(rtc->rtc_dev)) {
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int ret = PTR_ERR(rtc->rtc_dev);
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kfree(rtc);
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return PTR_ERR(rtc->rtc_dev);
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return ret;
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}
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pcf50633_register_irq(rtc->pcf, PCF50633_IRQ_ALARM,
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