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efi_loader: parameter checks EFI_FILE_PROTOCOL.SetInfo()
We do not support volume label changes. No parameter checks are needed here. When the info for as file is changed the buffer must always contain a file name. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
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parent
11335c0439
commit
8262578535
1 changed files with 4 additions and 6 deletions
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@ -695,7 +695,9 @@ static efi_status_t EFIAPI efi_file_setinfo(struct efi_file_handle *file,
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char *new_file_name, *pos;
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char *new_file_name, *pos;
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loff_t file_size;
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loff_t file_size;
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if (buffer_size < sizeof(struct efi_file_info)) {
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/* The buffer will always contain a file name. */
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if (buffer_size < sizeof(struct efi_file_info) + 2 ||
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buffer_size < info->size) {
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ret = EFI_BAD_BUFFER_SIZE;
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ret = EFI_BAD_BUFFER_SIZE;
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goto out;
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goto out;
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}
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}
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@ -735,12 +737,8 @@ static efi_status_t EFIAPI efi_file_setinfo(struct efi_file_handle *file,
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* TODO: Support read only
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* TODO: Support read only
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*/
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*/
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ret = EFI_SUCCESS;
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ret = EFI_SUCCESS;
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} else if (!guidcmp(info_type, &efi_file_system_info_guid)) {
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if (buffer_size < sizeof(struct efi_file_system_info)) {
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ret = EFI_BAD_BUFFER_SIZE;
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goto out;
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}
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} else {
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} else {
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/* TODO: We do not support changing the volume label */
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ret = EFI_UNSUPPORTED;
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ret = EFI_UNSUPPORTED;
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}
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}
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out:
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out:
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