[PATCH] coccinelle: kmalloc_obj: Remove default GFP_KERNEL arg
From: Kees Cook
Date: Fri Mar 20 2026 - 13:52:35 EST
Remove any GFP_KERNEL arguments found in the new kmalloc_obj-family
helpers. This captures the script used in commit 189f164e573e ("Convert
remaining multi-line kmalloc_obj/flex GFP_KERNEL uses").
Signed-off-by: Kees Cook <kees@xxxxxxxxxx>
---
Cc: Julia Lawall <Julia.Lawall@xxxxxxxx>
Cc: Nicolas Palix <nicolas.palix@xxxxxxx>
Cc: <cocci@xxxxxxxx>
---
scripts/coccinelle/api/kmalloc_objs.cocci | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/scripts/coccinelle/api/kmalloc_objs.cocci b/scripts/coccinelle/api/kmalloc_objs.cocci
index db12b7be7247..e9a415b7b6f4 100644
--- a/scripts/coccinelle/api/kmalloc_objs.cocci
+++ b/scripts/coccinelle/api/kmalloc_objs.cocci
@@ -122,3 +122,14 @@ fresh identifier ALLOC_OBJS = script:python(ALLOC_ARRAY) { alloc_array(ALLOC_ARR
- ALLOC(struct_size_t(TYPE, FLEX, COUNT), GFP)
+ ALLOC_FLEX(TYPE, FLEX, COUNT, GFP)
)
+
+@drop_gfp_kernel depends on patch && !(file in "tools") && !(file in "samples")@
+identifier ALLOC = {kmalloc_obj,kmalloc_objs,kmalloc_flex,
+ kzalloc_obj,kzalloc_objs,kzalloc_flex,
+ kvmalloc_obj,kvmalloc_objs,kvmalloc_flex,
+ kvzalloc_obj,kvzalloc_objs,kvzalloc_flex};
+@@
+
+ ALLOC(...
+- , GFP_KERNEL
+ )
--
2.34.1