[systemd-devel] [PATCH 1/2] udev: fix segfault with android rndis

Rob Clark robdclark at gmail.com
Sun Mar 3 09:55:08 PST 2013


The android gadget driver for network tethering over rndis somehow has a
parent device with a null name.  Probably this is bug in android driver,
but it is easy enough to make systemd/udev behave gracefully and not
segfault.  And this will help for making linux distros with systemd
(like fedora) work on android devices.

Signed-off-by: Rob Clark <robdclark at gmail.com>
---
 src/udev/udev-builtin-net_id.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c
index fbacb45..fdbec5a 100644
--- a/src/udev/udev-builtin-net_id.c
+++ b/src/udev/udev-builtin-net_id.c
@@ -256,7 +256,7 @@ static int names_pci(struct udev_device *dev, struct netnames *names) {
         if (!parent)
                 return -ENOENT;
         /* check if our direct parent is a PCI device with no other bus in-between */
-        if (streq("pci", udev_device_get_subsystem(parent))) {
+        if (streq_ptr("pci", udev_device_get_subsystem(parent))) {
                 names->type = NET_PCI;
                 names->pcidev = parent;
         } else {
-- 
1.8.1.2



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