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[BlueZ,v1] mesh: Fix possible null pointer deference

Message ID 20250509201806.643057-1-luiz.dentz@gmail.com
State New
Headers show
Series [BlueZ,v1] mesh: Fix possible null pointer deference | expand

Commit Message

Luiz Augusto von Dentz May 9, 2025, 8:18 p.m. UTC 
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

This fixes possible null pointer deference for label reported by
cppcheck.

Fixes: https://github.com/bluez/bluez/security/code-scanning/1771
---
 mesh/cfgmod-server.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/mesh/cfgmod-server.c b/mesh/cfgmod-server.c
index e5d5a86e0d8e..f9f80aff7920 100644
--- a/mesh/cfgmod-server.c
+++ b/mesh/cfgmod-server.c
@@ -203,7 +203,7 @@  static bool save_cfg_sub(struct mesh_node *node, uint16_t ele_addr,
 
 	id = (vendor) ? id : MODEL_ID(id);
 
-	if (virt)
+	if (virt && label)
 		memcpy(db_sub.addr.label, label, 16);
 
 	if (opcode == OP_CONFIG_MODEL_SUB_VIRT_DELETE ||