3.18-stable review patch. If anyone has any objections, please let me know.
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From: Andrzej Hajda a.hajda@samsung.com
commit 0c43e9d835b003d862a5f76e3affcc1f973fb3c0 upstream.
The function can return negative values.
The problem has been detected using proposed semantic patch scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].
[1]: http://permalink.gmane.org/gmane.linux.kernel/2038576
Signed-off-by: Andrzej Hajda a.hajda@samsung.com Acked-by: Alan Stern stern@rowland.harvard.edu Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/usb/host/ehci-msm.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/usb/host/ehci-msm.c +++ b/drivers/usb/host/ehci-msm.c @@ -80,12 +80,12 @@ static int ehci_msm_probe(struct platfor return -ENOMEM; }
- hcd->irq = platform_get_irq(pdev, 0); - if (hcd->irq < 0) { + ret = platform_get_irq(pdev, 0); + if (ret < 0) { dev_err(&pdev->dev, "Unable to get IRQ resource\n"); - ret = hcd->irq; goto put_hcd; } + hcd->irq = ret;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) {