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efi/libstub: Use pool allocation for the command line

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Now that we removed the memory limit for the allocation of the
command line, there is no longer a need to use the page based
allocator so switch to a pool allocation instead.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Ard Biesheuvel
2020-05-19 10:43:01 +02:00
parent 80b1bfe1cb
commit 27cd5511fe
4 changed files with 7 additions and 8 deletions
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6
drivers/firmware/efi/libstub/efi-stub-helper.c
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@@ -212,8 +212,7 @@ efi_status_t efi_parse_options(char const *cmdline)
* Size of memory allocated return in *cmd_line_len.
* Returns NULL on error.
*/
char *efi_convert_cmdline(efi_loaded_image_t *image,
int *cmd_line_len, unsigned long max_addr)
char *efi_convert_cmdline(efi_loaded_image_t *image, int *cmd_line_len)
{
const u16 *s2;
unsigned long cmdline_addr = 0;
@@ -275,7 +274,8 @@ char *efi_convert_cmdline(efi_loaded_image_t *image,
options_bytes++; /* NUL termination */
status = efi_allocate_pages(options_bytes, &cmdline_addr, max_addr);
status = efi_bs_call(allocate_pool, EFI_LOADER_DATA, options_bytes,
(void **)&cmdline_addr);
if (status != EFI_SUCCESS)
return NULL;