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efi/memattr: Convert efi_memattr_init() return type to void

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The efi_memattr_init() function's return values (0 and -ENOMEM) are never
checked by callers. Convert the function to return void since the return
status is unused.

Signed-off-by: Breno Leitao <leitao@debian.org>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Breno Leitao
2025-10-10 03:44:04 -07:00
committed by Ard Biesheuvel
parent 793b13541c
commit cb46a58d77
2 changed files with 4 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/firmware/efi/memattr.c
View File

@@ -19,19 +19,19 @@ unsigned long __ro_after_init efi_mem_attr_table = EFI_INVALID_TABLE_ADDR;
* Reserve the memory associated with the Memory Attributes configuration
* table, if it exists.
*/
int __init efi_memattr_init(void)
void __init efi_memattr_init(void)
{
efi_memory_attributes_table_t *tbl;
unsigned long size;
if (efi_mem_attr_table == EFI_INVALID_TABLE_ADDR)
return 0;
return;
tbl = early_memremap(efi_mem_attr_table, sizeof(*tbl));
if (!tbl) {
pr_err("Failed to map EFI Memory Attributes table @ 0x%lx\n",
efi_mem_attr_table);
return -ENOMEM;
return;
}
if (tbl->version > 2) {
@@ -61,7 +61,6 @@ int __init efi_memattr_init(void)
unmap:
early_memunmap(tbl, sizeof(*tbl));
return 0;
}
/*

2
include/linux/efi.h
View File

@@ -772,7 +772,7 @@ extern unsigned long efi_mem_attr_table;
*/
typedef int (*efi_memattr_perm_setter)(struct mm_struct *, efi_memory_desc_t *, bool);
extern int efi_memattr_init(void);
extern void efi_memattr_init(void);
extern int efi_memattr_apply_permissions(struct mm_struct *mm,
efi_memattr_perm_setter fn);