From: Peng Fan <peng.fan@nxp.com>
Date: Fri, 3 Jul 2026 09:11:24 +0000 (+0800)
Subject: dm: core: free fdt when fdt_create_empty_tree failure
X-Git-Tag: v2026.10-rc1~35^2~3
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e871bb2463fbd6c06b6d771d9201c6d6f4abf947;p=thirdparty%2Fu-boot.git

dm: core: free fdt when fdt_create_empty_tree failure

If fdt_create_empty_tree fails, the malloc-ed fdt buffer is never freed.
Add free before the error return.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Raphaël Gallais-Pou <raphael.gallais-pou@foss.st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
---

diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c
index 1388b481031..b5d13c43db1 100644
--- a/drivers/core/ofnode.c
+++ b/drivers/core/ofnode.c
@@ -130,8 +130,10 @@ int oftree_new(oftree *treep)
 		if (!fdt)
 			return log_msg_ret("fla", -ENOMEM);
 		ret = fdt_create_empty_tree(fdt, size);
-		if (ret)
+		if (ret) {
+			free(fdt);
 			return log_msg_ret("fla", -EINVAL);
+		}
 		oftree_list[oftree_count++] = fdt;
 		tree.fdt = fdt;
 	}