[Pdbg] [PATCH 2/2] libpdbg: Add explicit check for library initialisation

[Amitay Isaacs]

Signed-off-by: Amitay Isaacs <amitay at ozlabs.org>
---
 libpdbg/device.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libpdbg/device.c b/libpdbg/device.c
index 219569e..80a8287 100644
--- a/libpdbg/device.c
+++ b/libpdbg/device.c
@@ -709,6 +709,11 @@ bool pdbg_targets_init(void *fdt)
 {
 	struct pdbg_dtb *dtb;
 
+	if (pdbg_dt_root) {
+		pdbg_log(PDBG_ERROR, "pdbg_targets_init() must be called only once\n");
+		return false;
+	}
+
 	dtb = pdbg_default_dtb(fdt);
 
 	if (!dtb) {
-- 
2.25.3