From: Heinrich Schuchardt <xypron.glpk@gmx.de>
Date: Sun, 19 Apr 2020 10:02:28 +0000 (+0200)
Subject: usb: avoid NULL check before free
X-Git-Url: http://git.dujemihanovic.xyz/login.html?a=commitdiff_plain;h=cff0144e4cd0825dda0ae46aa739f0681839cc3a;p=u-boot.git

usb: avoid NULL check before free

The free() function checks if the argument is NULL.
Do not duplicate this check.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 1edb344d0f..a2a85db1e7 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1413,13 +1413,10 @@ static struct int_queue *_ehci_create_int_queue(struct usb_device *dev,
 	debug("Exit create_int_queue\n");
 	return result;
 fail3:
-	if (result->tds)
-		free(result->tds);
+	free(result->tds);
 fail2:
-	if (result->first)
-		free(result->first);
-	if (result)
-		free(result);
+	free(result->first);
+	free(result);
 fail1:
 	return NULL;
 }