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efi_loader: efi_disk: use efi_add_protocol

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Use efi_add_protocol to install protocols.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-11-26 14:05:12 +01:00 committed by Alexander Graf
parent bf19064bdc
commit 4b9f7aaf7c
1 changed files with 23 additions and 16 deletions
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39
lib/efi_loader/efi_disk.c
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@ -213,33 +213,40 @@ static void efi_disk_add_dev(const char *name,
unsigned int part)
{
struct efi_disk_obj *diskobj;
efi_status_t ret;
/* Don't add empty devices */
if (!desc->lba)
return;
diskobj = calloc(1, sizeof(*diskobj));
if (!diskobj) {
printf("ERROR: Out of memory\n");
return;
}
if (!diskobj)
goto out_of_memory;
/* Hook up to the device list */
list_add_tail(&diskobj->parent.link, &efi_obj_list);
/* Fill in object data */
diskobj->dp = efi_dp_from_part(desc, part);
diskobj->part = part;
diskobj->parent.protocols[0].guid = &efi_block_io_guid;
diskobj->parent.protocols[0].protocol_interface = &diskobj->ops;
diskobj->parent.protocols[1].guid = &efi_guid_device_path;
diskobj->parent.protocols[1].protocol_interface = diskobj->dp;
diskobj->parent.handle = diskobj;
ret = efi_add_protocol(diskobj->parent.handle, &efi_block_io_guid,
&diskobj->ops);
if (ret != EFI_SUCCESS)
goto out_of_memory;
ret = efi_add_protocol(diskobj->parent.handle, &efi_guid_device_path,
diskobj->dp);
if (ret != EFI_SUCCESS)
goto out_of_memory;
if (part >= 1) {
diskobj->volume = efi_simple_file_system(desc, part,
diskobj->dp);
diskobj->parent.protocols[2].guid =
&efi_simple_file_system_protocol_guid;
diskobj->parent.protocols[2].protocol_interface =
diskobj->volume;
ret = efi_add_protocol(diskobj->parent.handle,
&efi_simple_file_system_protocol_guid,
&diskobj->volume);
if (ret != EFI_SUCCESS)
goto out_of_memory;
}
diskobj->parent.handle = diskobj;
diskobj->ops = block_io_disk_template;
diskobj->ifname = if_typename;
diskobj->dev_index = dev_index;
@ -253,9 +260,9 @@ static void efi_disk_add_dev(const char *name,
diskobj->media.io_align = desc->blksz;
diskobj->media.last_block = desc->lba - offset;
diskobj->ops.media = &diskobj->media;
/* Hook up to the device list */
list_add_tail(&diskobj->parent.link, &efi_obj_list);
return;
out_of_memory:
printf("ERROR: Out of memory\n");
}
static int efi_disk_create_eltorito(struct blk_desc *desc,