From 5e050d74563021b1cc323124544c9228a0ddd192 Mon Sep 17 00:00:00 2001
From: Wang Han <416810799@qq.com>
Date: Mon, 2 Jun 2025 00:39:41 +0800
Subject: [PATCH] Check binary existence before injecting zygisk bins

---
 native/src/core/module.rs | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/native/src/core/module.rs b/native/src/core/module.rs
index f357b37f0..53e27ef00 100644
--- a/native/src/core/module.rs
+++ b/native/src/core/module.rs
@@ -440,12 +440,19 @@ fn inject_zygisk_bins(system: &mut FsNode, name: &str) {
             #[cfg(target_pointer_width = "32")]
             bin_path.append_path("magisk");
 
-            children.insert(
-                name.to_string(),
-                FsNode::File {
-                    src: bin_path.to_owned(),
-                },
-            );
+            // There are some devices that announce ABI as 64 bit only, but ship with linker64
+            // because they make use of a special 32 bit to 64 bit translator (such as tango).
+            // In this case, magisk32 does not exist, so inserting it will cause bind mount
+            // failure and affect module mount. Native bridge injection does not support these
+            // kind of translators anyway, so simply check if magisk32 exists here.
+            if bin_path.exists() {
+                children.insert(
+                    name.to_string(),
+                    FsNode::File {
+                        src: bin_path.to_owned(),
+                    },
+                );
+            }
         }
     }