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staging: rtl8188eu: check for kzalloc failure

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Check for kzalloc failure and directly return from the error patch thus
simplifying the success path.

Suggested-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2015-07-21 18:57:26 +05:30 • committed by Greg Kroah-Hartman
commit 705a313698
1 changed files with 3 additions and 4 deletions
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7
drivers/staging/rtl8188eu/os_dep/usb_intf.c
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@ -114,13 +114,12 @@ static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf)
mutex_init(&pdvobjpriv->usb_vendor_req_mutex);
pdvobjpriv->usb_vendor_req_buf = kzalloc(MAX_USB_IO_CTL_SIZE, GFP_KERNEL);
if (pdvobjpriv->usb_vendor_req_buf) {
usb_get_dev(pusbd);
} else {
if (!pdvobjpriv->usb_vendor_req_buf) {
usb_set_intfdata(usb_intf, NULL);
kfree(pdvobjpriv);
pdvobjpriv = NULL;
return NULL;
}
usb_get_dev(pusbd);
return pdvobjpriv;
}