From: michael <michael>
Date: Sun, 4 Mar 2007 20:32:32 +0000 (+0000)
Subject: BUG-Fix: Do not do ioctls on fd == 0
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/usb-driver/commitdiff_plain/f0bfb2db7dd53c2ac7c8376805ad596d080bddc8?hp=9ba1e383d177b48326c864f7b06b6934ff3f779d

BUG-Fix: Do not do ioctls on fd == 0
---

diff --git a/usb-driver.c b/usb-driver.c
index be08eff..d38da3e 100644
--- a/usb-driver.c
+++ b/usb-driver.c
@@ -660,7 +660,7 @@ int ioctl(int fd, int request, ...) {
 	argp = va_arg (args, void *);
 	va_end (args);
 
-	if (fd == windrvrfd)
+	if (windrvrfd && (fd == windrvrfd))
 		ret = do_wdioctl(fd, request, argp);
 	else
 		ret = (*ioctl_func) (fd, request, argp);