USB: ohci-sm501: fix error return code in ohci_hcd_sm501_drv_probe()
authorWei Yongjun <weiyongjun1@huawei.com>
Wed, 6 May 2020 13:56:25 +0000 (13:56 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 24 Jun 2020 15:50:26 +0000 (17:50 +0200)
[ Upstream commit b919e077cccfbb77beb98809568b2fb0b4d113ec ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 7d9e6f5aebe8 ("usb: host: ohci-sm501: init genalloc for local memory")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20200506135625.106910-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/usb/host/ohci-sm501.c

index c158cda..cff9652 100644 (file)
@@ -157,9 +157,10 @@ static int ohci_hcd_sm501_drv_probe(struct platform_device *pdev)
         * the call to usb_hcd_setup_local_mem() below does just that.
         */
 
-       if (usb_hcd_setup_local_mem(hcd, mem->start,
-                                   mem->start - mem->parent->start,
-                                   resource_size(mem)) < 0)
+       retval = usb_hcd_setup_local_mem(hcd, mem->start,
+                                        mem->start - mem->parent->start,
+                                        resource_size(mem));
+       if (retval < 0)
                goto err5;
        retval = usb_add_hcd(hcd, irq, IRQF_SHARED);
        if (retval)