diff --git a/memion-ion-free-compat.patch b/memion-ion-free-compat.patch
deleted file mode 100644
index d9004de05..000000000
--- a/memion-ion-free-compat.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff -ruN a/source_sync_rls_25c/source/unisoc/modules/libmemion/src/MemIon.cpp b/source_sync_rls_25c/source/unisoc/modules/libmemion/src/MemIon.cpp
---- a/source_sync_rls_25c/source/unisoc/modules/libmemion/src/MemIon.cpp
-+++ b/source_sync_rls_25c/source/unisoc/modules/libmemion/src/MemIon.cpp
-@@ -177,7 +177,7 @@
- 
-     munmap(mBase, mSize);
-     if (mIonDeviceFd > 0) {
--        if (is_ion_legacy()) {
-+        if (mIonHandle >= 0 && Is_ion_legacy(mIonDeviceFd)) {
-             if (ioctl(mIonDeviceFd, ION_IOC_FREE, &data) < 0)
-                 ALOGE("%s: ION_IOC_FREE error: %d (%s)", __func__, -errno,
-                       strerror(errno));