Convert remaining multi-line kmalloc_obj/flex GFP_KERNEL uses

Conversion performed via this Coccinelle script:

  // SPDX-License-Identifier: GPL-2.0-only
  // Options: --include-headers-for-types --all-includes --include-headers --keep-comments
  virtual patch

  @gfp 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
  	)

  $ make coccicheck MODE=patch COCCI=gfp.cocci

Build and boot tested x86_64 with Fedora 42's GCC and Clang:

Linux version 6.19.0+ (user@host) (gcc (GCC) 15.2.1 20260123 (Red Hat 15.2.1-7), GNU ld version 2.44-12.fc42) #1 SMP PREEMPT_DYNAMIC 1970-01-01
Linux version 6.19.0+ (user@host) (clang version 20.1.8 (Fedora 20.1.8-4.fc42), LLD 20.1.8) #1 SMP PREEMPT_DYNAMIC 1970-01-01

Signed-off-by: Kees Cook <kees@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

4 files changed, 6 insertions, 9 deletions

diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index a05aed1fe5e9..f3fd7f39efb4 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -660,8 +660,7 @@ static inline void free_dev_table(struct amd_iommu_pci_seg *pci_seg)
 static inline int __init alloc_rlookup_table(struct amd_iommu_pci_seg *pci_seg)
 {
 	pci_seg->rlookup_table = kvzalloc_objs(*pci_seg->rlookup_table,
-					       pci_seg->last_bdf + 1,
-					       GFP_KERNEL);
+					       pci_seg->last_bdf + 1);
 	if (pci_seg->rlookup_table == NULL)
 		return -ENOMEM;
 
@@ -677,8 +676,7 @@ static inline void free_rlookup_table(struct amd_iommu_pci_seg *pci_seg)
 static inline int __init alloc_irq_lookup_table(struct amd_iommu_pci_seg *pci_seg)
 {
 	pci_seg->irq_lookup_table = kvzalloc_objs(*pci_seg->irq_lookup_table,
-						  pci_seg->last_bdf + 1,
-						  GFP_KERNEL);
+						  pci_seg->last_bdf + 1);
 	if (pci_seg->irq_lookup_table == NULL)
 		return -ENOMEM;
 
@@ -696,7 +694,7 @@ static int __init alloc_alias_table(struct amd_iommu_pci_seg *pci_seg)
 	int i;
 
 	pci_seg->alias_table = kvmalloc_objs(*pci_seg->alias_table,
-					     pci_seg->last_bdf + 1, GFP_KERNEL);
+					     pci_seg->last_bdf + 1);
 	if (!pci_seg->alias_table)
 		return -ENOMEM;
 
diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index d60ba624105c..4d00d796f078 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -1515,8 +1515,7 @@ static int arm_smmu_alloc_cd_tables(struct arm_smmu_master *master)
 			DIV_ROUND_UP(max_contexts, CTXDESC_L2_ENTRIES);
 
 		cd_table->l2.l2ptrs = kzalloc_objs(*cd_table->l2.l2ptrs,
-						   cd_table->l2.num_l1_ents,
-						   GFP_KERNEL);
+						   cd_table->l2.num_l1_ents);
 		if (!cd_table->l2.l2ptrs)
 			return -ENOMEM;
 
diff --git a/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c b/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
index 8dcde926794d..6fe5563eaf9e 100644
--- a/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
+++ b/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
@@ -743,7 +743,7 @@ static int tegra241_cmdqv_init_vintf(struct tegra241_cmdqv *cmdqv, u16 max_idx,
 	vintf->base = cmdqv->base + TEGRA241_VINTF(idx);
 
 	vintf->lvcmdqs = kzalloc_objs(*vintf->lvcmdqs,
-				      cmdqv->num_lvcmdqs_per_vintf, GFP_KERNEL);
+				      cmdqv->num_lvcmdqs_per_vintf);
 	if (!vintf->lvcmdqs) {
 		ida_free(&cmdqv->vintf_ids, idx);
 		return -ENOMEM;
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index ac9d6a4c1432..f9cd18316d16 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -716,7 +716,7 @@ int iova_domain_init_rcaches(struct iova_domain *iovad)
 	int i, ret;
 
 	iovad->rcaches = kzalloc_objs(struct iova_rcache,
-				      IOVA_RANGE_CACHE_MAX_SIZE, GFP_KERNEL);
+				      IOVA_RANGE_CACHE_MAX_SIZE);
 	if (!iovad->rcaches)
 		return -ENOMEM;