On Wed, Nov 30, 2016 at 01:45:32PM +0100, Marc Hartmayer wrote:
The comment was actually wrong as https://www.freedesktop.org/software/systemd/man/udev_new.html mentions that on failure NULL is returned. Signed-off-by: Marc Hartmayer <mhartmay@xxxxxxxxxxxxxxxxxx> Reviewed-by: Bjoern Walk <bwalk@xxxxxxxxxxxxxxxxxx> Reviewed-by: Boris Fiuczynski <fiuczy@xxxxxxxxxxxxxxxxxx> --- src/node_device/node_device_udev.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/src/node_device/node_device_udev.c b/src/node_device/node_device_udev.c index 4b81312..4b0a875 100644 --- a/src/node_device/node_device_udev.c +++ b/src/node_device/node_device_udev.c @@ -1491,13 +1491,11 @@ static int nodeStateInitialize(bool privileged, if (udevPCITranslateInit(privileged) < 0) goto cleanup; - /* - * http://www.kernel.org/pub/linux/utils/kernel/hotplug/libudev/libudev-udev.html#udev-new - * - * indicates no return value other than success, so we don't check - * its return value. - */ udev = udev_new(); + if (!udev) { + virReportOOMError(); + goto cleanup; + }
Is that true for other udevs and not just systemd-udev? Does it really mean just an OOM error? Couldn't we add a proper error message?
#if HAVE_UDEV_LOGGING
/* cast to get rid of missing-format-attribute warning */
udev_set_log_fn(udev, (udevLogFunctionPtr) udevLogFunction);
--
2.5.5
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