[PATCH] net: brcm80211: add a check for the status of usb_register
From: Kangjie Lu <hidden>
Date: 2018-12-26 01:23:02
Also in:
linux-wireless, lkml
Subsystem:
broadcom brcm80211 ieee802.11 wireless drivers, the rest · Maintainers:
Arend van Spriel, Linus Torvalds
usb_register() may fail, so let's check its status and issue an error message if it fails. Signed-off-by: Kangjie Lu <redacted> --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
index a4308c6e72d7..76cfaf6999c8 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c@@ -1550,6 +1550,10 @@ void brcmf_usb_exit(void) void brcmf_usb_register(void) { + int ret; + brcmf_dbg(USB, "Enter\n"); - usb_register(&brcmf_usbdrvr); + ret = usb_register(&brcmf_usbdrvr); + if (ret) + brcmf_err("usb_register failed %d\n", ret); }
--
2.17.2 (Apple Git-113)