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-rw-r--r--package/utils/ucode/patches/100-ucode-add-padding-to-uc_resource_ext_t.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/package/utils/ucode/patches/100-ucode-add-padding-to-uc_resource_ext_t.patch b/package/utils/ucode/patches/100-ucode-add-padding-to-uc_resource_ext_t.patch
new file mode 100644
index 0000000000..f8a8cf29cc
--- /dev/null
+++ b/package/utils/ucode/patches/100-ucode-add-padding-to-uc_resource_ext_t.patch
@@ -0,0 +1,21 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Mon, 21 Jul 2025 21:07:17 +0200
+Subject: [PATCH] ucode: add padding to uc_resource_ext_t
+
+This ensures that user data structures tied to the ext resource are aligned
+to 64 bit, as usually guaranteed by the memory allocator.
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/include/ucode/types.h
++++ b/include/ucode/types.h
+@@ -213,6 +213,8 @@ typedef struct {
+ uint32_t persistent:1;
+ uint32_t uvcount:8;
+ uint32_t datasize:20;
++
++ uint32_t _pad;
+ } uc_resource_ext_t;
+
+ uc_declare_vector(uc_resource_types_t, uc_resource_type_t *);