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Strip control characters from sysfs attributes

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Including them in the XML makes them unparsable.

https://bugzilla.redhat.com/show_bug.cgi?id=1184131
(cherry picked from commit 557107500b)
This commit is contained in:
Ján Tomko 2015-04-14 12:30:34 +02:00 committed by Cole Robinson
parent 20674276cf
commit 89b8dd650f
1 changed files with 5 additions and 1 deletions
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6
src/node_device/node_device_udev.c
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@ -194,7 +194,9 @@ static int udevGetUintProperty(struct udev_device *udev_device,
/* This function allocates memory from the heap for the property
* value. That memory must be later freed by some other code. */
* value. That memory must be later freed by some other code.
* Any control characters that cannot be printed in the XML are stripped
* from the string */
static int udevGetDeviceSysfsAttr(struct udev_device *udev_device,
const char *attr_name,
char **attr_value)
@ -239,6 +241,8 @@ static int udevGetStringSysfsAttr(struct udev_device *udev_device,
ret = udevGetDeviceSysfsAttr(udev_device, attr_name, &tmp);
virStringStripControlChars(tmp);
if (tmp != NULL && (STREQ(tmp, ""))) {
VIR_FREE(tmp);
tmp = NULL;