From: Yang Yingliang yangyingliang@huawei.com
commit bd449ad8cee9d4b523abbdfa73e1a2a08333f331 upstream.
Before calling platform_get_resource() in omap2430_probe(), the 'ret' is re-assgined to 0, it can't return an error code, if platform_get_resource fails. Set the error code to -EINVAL to fix this.
Fixes: ffbe2feac59b ("usb: musb: omap2430: Fix probe regression for missing resources") Cc: stable stable@kernel.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com Link: https://lore.kernel.org/r/20221230081730.1655616-1-yangyingliang@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/musb/omap2430.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 476f55d1fec3..44a21ec865fb 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -411,8 +411,10 @@ static int omap2430_probe(struct platform_device *pdev) memset(musb_res, 0, sizeof(*musb_res) * ARRAY_SIZE(musb_res));
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) + if (!res) { + ret = -EINVAL; goto err2; + }
musb_res[i].start = res->start; musb_res[i].end = res->end;