From: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Date: Fri, 27 Jun 2014 12:22:04 +0000 (+0300)
Subject: loader: Check dlsym() did not fail in libudev_get_device_name_for_fd()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=261120daefbf3681394c52928e19f901a5f46d61;p=mesa.git

loader: Check dlsym() did not fail in libudev_get_device_name_for_fd()

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
---

diff --git a/src/loader/loader.c b/src/loader/loader.c
index bdd39069149..94c993ac841 100644
--- a/src/loader/loader.c
+++ b/src/loader/loader.c
@@ -594,6 +594,9 @@ libudev_get_device_name_for_fd(int fd)
                (struct udev_device *));
    UDEV_SYMBOL(struct udev *, udev_unref, (struct udev *));
 
+   if (dlsym_failed)
+      return NULL;
+
    udev = udev_new();
    device = udev_device_new_from_fd(udev, fd);
    if (device == NULL)