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spf=pass smtp.mailfrom=takahiro.akashi@linaro.org Received: by mail-pl1-x62a.google.com with SMTP id q11so16800592pln.11 for ; Tue, 08 Mar 2022 03:38:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Yb4jmCeL3y33twnmqo5lT4wsbYA1nWE/mH2eJWBpHt4=; b=rS0MLTgG6Yh6CxRfK/+pHOHJFrSemHdr0JGylUQncxfezg/1vQejqPqz6ad5NwFsbQ w6sRD9cGLaQSBU5opDrQ0FSqVwbh7bOTPCg7cumZjCcBMgerbsYbcXl+NCvWtUaVIRQS a38Xt2m8XFLW3cSf7zQI3GtztrBDg/xl/Sv8NQ8hy7vsPNivqol1Ratsa7/fYAyDdd3g 05iMyVyn70vens7Y8J5kKhDZcRC89WaVFd9/CpuodPKabB9/4MiVDieyZbAgtW/uT1Wq V8uBMEVu7JiwJ68WAnrzBm43XVXiEGHX49etzhE2ao1DWgnZChiBj6nEZZCrxA+xVOZe AgLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Yb4jmCeL3y33twnmqo5lT4wsbYA1nWE/mH2eJWBpHt4=; 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This will lead to calling a PROBE callback, efi_disk_probe(). In this case, however, we don't need to create another "efi_disk" device as we already have this device instance. So we should avoid recursively invoke further processing in the callback function. Signed-off-by: AKASHI Takahiro Reviewed-by: Simon Glass --- lib/efi_loader/efi_disk.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c index 0b4f7a9ca317..7c3eebf31e22 100644 --- a/lib/efi_loader/efi_disk.c +++ b/lib/efi_loader/efi_disk.c @@ -603,6 +603,7 @@ static int efi_disk_probe(void *ctx, struct event *event) { struct udevice *dev; enum uclass_id id; + struct blk_desc *desc; struct udevice *child; int ret; @@ -613,9 +614,16 @@ static int efi_disk_probe(void *ctx, struct event *event) if (id != UCLASS_BLK) return 0; - ret = efi_disk_create_raw(dev); - if (ret) - return -1; + /* + * avoid creating duplicated objects now that efi_driver + * has already created an efi_disk at this moment. + */ + desc = dev_get_uclass_plat(dev); + if (desc->if_type != IF_TYPE_EFI_LOADER) { + ret = efi_disk_create_raw(dev); + if (ret) + return -1; + } device_foreach_child(child, dev) { ret = efi_disk_create_part(child); @@ -639,13 +647,17 @@ static int efi_disk_probe(void *ctx, struct event *event) static int efi_disk_delete_raw(struct udevice *dev) { efi_handle_t handle; + struct blk_desc *desc; struct efi_disk_obj *diskobj; if (dev_tag_get_ptr(dev, DM_TAG_EFI, (void **)&handle)) return -1; - diskobj = container_of(handle, struct efi_disk_obj, header); - efi_free_pool(diskobj->dp); + desc = dev_get_uclass_plat(dev); + if (desc->if_type != IF_TYPE_EFI_LOADER) { + diskobj = container_of(handle, struct efi_disk_obj, header); + efi_free_pool(diskobj->dp); + } efi_delete_handle(handle); dev_tag_del(dev, DM_TAG_EFI);