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From: Ard Biesheuvel <ardb@kernel.org>
To: linux-efi@vger.kernel.org
Cc: loongarch@lists.linux.dev, Ard Biesheuvel <ardb@kernel.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Ilias Apalodimas <ilias.apalodimas@linaro.org>,
	Huacai Chen <chenhuacai@loongson.cn>,
	Xi Ruoyao <xry111@xry111.site>
Subject: [PATCH v2 4/8] efi: libstub: remove pointless goto kludge
Date: Tue, 20 Sep 2022 20:35:50 +0200	[thread overview]
Message-ID: <20220920183554.3870247-5-ardb@kernel.org> (raw)
In-Reply-To: <20220920183554.3870247-1-ardb@kernel.org>

Remove some goto cruft that serves no purpose and obfuscates the code.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
 drivers/firmware/efi/libstub/efi-stub-helper.c | 22 +++++++-------------
 1 file changed, 7 insertions(+), 15 deletions(-)

diff --git a/drivers/firmware/efi/libstub/efi-stub-helper.c b/drivers/firmware/efi/libstub/efi-stub-helper.c
index 85c68aa83673..63f3c2cd7058 100644
--- a/drivers/firmware/efi/libstub/efi-stub-helper.c
+++ b/drivers/firmware/efi/libstub/efi-stub-helper.c
@@ -438,13 +438,14 @@ efi_status_t efi_exit_boot_services(void *handle, void *priv,
 	efi_status_t status;
 
 	status = efi_get_memory_map(&map);
-
 	if (status != EFI_SUCCESS)
-		goto fail;
+		return status;
 
 	status = priv_func(map, priv);
-	if (status != EFI_SUCCESS)
-		goto free_map;
+	if (status != EFI_SUCCESS) {
+		efi_bs_call(free_pool, map);
+		return status;
+	}
 
 	if (efi_disable_pci_dma)
 		efi_pci_disable_bridge_busmaster();
@@ -475,25 +476,16 @@ efi_status_t efi_exit_boot_services(void *handle, void *priv,
 
 		/* exit_boot_services() was called, thus cannot free */
 		if (status != EFI_SUCCESS)
-			goto fail;
+			return status;
 
 		status = priv_func(map, priv);
 		/* exit_boot_services() was called, thus cannot free */
 		if (status != EFI_SUCCESS)
-			goto fail;
+			return status;
 
 		status = efi_bs_call(exit_boot_services, handle, map->map_key);
 	}
 
-	/* exit_boot_services() was called, thus cannot free */
-	if (status != EFI_SUCCESS)
-		goto fail;
-
-	return EFI_SUCCESS;
-
-free_map:
-	efi_bs_call(free_pool, map);
-fail:
 	return status;
 }
 
-- 
2.35.1


  parent reply	other threads:[~2022-09-20 18:36 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-20 18:35 [PATCH v2 0/8] efi: disentangle the generic EFI stub from FDT Ard Biesheuvel
2022-09-20 18:35 ` [PATCH v2 1/8] efi: libstub: drop pointless get_memory_map() call Ard Biesheuvel
2022-09-20 18:35 ` [PATCH v2 2/8] efi: libstub: avoid efi_get_memory_map() for allocating the virt map Ard Biesheuvel
2022-09-20 18:35 ` [PATCH v2 3/8] efi: libstub: simplify efi_get_memory_map() and struct efi_boot_memmap Ard Biesheuvel
2022-09-20 18:35 ` Ard Biesheuvel [this message]
2022-09-20 18:35 ` [PATCH v2 5/8] efi: libstub: unify initrd loading between architectures Ard Biesheuvel
2022-09-20 18:35 ` [PATCH v2 6/8] efi: libstub: remove DT dependency from generic stub Ard Biesheuvel
2022-09-20 18:35 ` [PATCH v2 7/8] efi: libstub: install boot-time memory map as config table Ard Biesheuvel
2022-09-20 18:35 ` [PATCH v2 8/8] efi/loongarch: libstub: remove dependency on flattened DT Ard Biesheuvel
2022-09-21  4:00   ` Huacai Chen
2022-09-21  8:14     ` Ard Biesheuvel
2022-09-22  2:15       ` Huacai Chen
2022-09-22  7:12         ` Ard Biesheuvel
2022-09-22  7:21           ` Huacai Chen
2022-09-22  7:24             ` Ard Biesheuvel
2022-09-22  7:41               ` Huacai Chen
2022-09-22  8:59                 ` Ard Biesheuvel
2022-09-22 12:07                   ` Huacai Chen
2022-09-22 12:50                     ` Ard Biesheuvel
2022-09-22 12:57                       ` Ard Biesheuvel
2022-09-22 13:08                       ` Huacai Chen
2022-09-22 13:10                         ` Ard Biesheuvel
2022-09-22 13:12                           ` Huacai Chen
2022-09-22 13:18                             ` Ard Biesheuvel
2022-09-22 13:19                               ` Ard Biesheuvel
2022-09-22 13:51                                 ` Ard Biesheuvel
2022-09-22 14:48                                   ` Huacai Chen

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