hw/xen: Use xs_node_read() from xenstore_read_str() instead of open-coding it

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Anthony PERARD <anthony.perard@vates.tech>
Acked-by: Roger Pau Monné <roger.pau@citrix.com>
This commit is contained in:
David Woodhouse 2025-01-10 09:18:13 +00:00
parent e4e113ecc2
commit cd414c3f56

View file

@ -22,6 +22,7 @@
#include "qemu/main-loop.h"
#include "hw/qdev-core.h"
#include "hw/xen/xen-legacy-backend.h"
#include "hw/xen/xen-bus-helper.h"
#include "hw/xen/xen_pvdev.h"
/* private */
@ -81,12 +82,9 @@ int xenstore_write_str(const char *base, const char *node, const char *val)
char *xenstore_read_str(const char *base, const char *node)
{
char abspath[XEN_BUFSIZE];
unsigned int len;
char *str, *ret = NULL;
snprintf(abspath, sizeof(abspath), "%s/%s", base, node);
str = qemu_xen_xs_read(xenstore, 0, abspath, &len);
str = xs_node_read(xenstore, 0, NULL, NULL, "%s/%s", base, node);
if (str != NULL) {
/* move to qemu-allocated memory to make sure
* callers can safely g_free() stuff. */