From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Tue, 8 Oct 2013 05:27:27 +0000 (+1000)
Subject: Don't allow a negative fd in libevdev_set_fd
X-Git-Tag: libevdev-0.5~32
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0dbf1ea4f81eb1078d77e3bef177ee581bb697c1;p=platform%2Fupstream%2Flibevdev.git

Don't allow a negative fd in libevdev_set_fd

Everything else responds with -EBADF, let's do so here as well.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---

diff --git a/libevdev/libevdev.c b/libevdev/libevdev.c
index d01f38a..fd3c010 100644
--- a/libevdev/libevdev.c
+++ b/libevdev/libevdev.c
@@ -209,7 +209,8 @@ libevdev_set_fd(struct libevdev* dev, int fd)
 	if (dev->initialized) {
 		log_bug("device already initialized.\n");
 		return -EBADF;
-	}
+	} else if (fd < 0)
+		return -EBADF;
 
 	rc = ioctl(fd, EVIOCGBIT(0, sizeof(dev->bits)), dev->bits);
 	if (rc < 0)