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[34.85.221.182]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-6410e8f4f2esm2014058d50.0.2025.11.14.11.00.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Nov 2025 11:00:08 -0800 (PST) From: Pasha Tatashin To: akpm@linux-foundation.org, bhe@redhat.com, pasha.tatashin@soleen.com, rppt@kernel.org, jasonmiu@google.com, arnd@arndb.de, coxu@redhat.com, dave@vasilevsky.ca, ebiggers@google.com, graf@amazon.com, kees@kernel.org, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, linux-mm@kvack.org Subject: [PATCH v2 02/13] kho: Convert __kho_abort() to return void Date: Fri, 14 Nov 2025 13:59:51 -0500 Message-ID: <20251114190002.3311679-3-pasha.tatashin@soleen.com> X-Mailer: git-send-email 2.52.0.rc1.455.g30608eb744-goog In-Reply-To: <20251114190002.3311679-1-pasha.tatashin@soleen.com> References: <20251114190002.3311679-1-pasha.tatashin@soleen.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The internal helper __kho_abort() always returns 0 and has no failure paths. Its return value is ignored by __kho_finalize and checked needlessly by kho_abort. Change the return type to void to reflect that this function cannot fail, and simplify kho_abort by removing dead error handling code. Signed-off-by: Pasha Tatashin Reviewed-by: Pratyush Yadav Reviewed-by: Mike Rapoport (Microsoft) --- kernel/liveupdate/kexec_handover.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/kernel/liveupdate/kexec_handover.c b/kernel/liveupdate/kexec_h= andover.c index 6ad45e12f53b..bc7f046a1313 100644 --- a/kernel/liveupdate/kexec_handover.c +++ b/kernel/liveupdate/kexec_handover.c @@ -1117,20 +1117,16 @@ void *kho_restore_vmalloc(const struct kho_vmalloc = *preservation) } EXPORT_SYMBOL_GPL(kho_restore_vmalloc); =20 -static int __kho_abort(void) +static void __kho_abort(void) { if (kho_out.preserved_mem_map) { kho_mem_ser_free(kho_out.preserved_mem_map); kho_out.preserved_mem_map =3D NULL; } - - return 0; } =20 int kho_abort(void) { - int ret =3D 0; - if (!kho_enable) return -EOPNOTSUPP; =20 @@ -1138,10 +1134,7 @@ int kho_abort(void) if (!kho_out.finalized) return -ENOENT; =20 - ret =3D __kho_abort(); - if (ret) - return ret; - + __kho_abort(); kho_out.finalized =3D false; =20 kho_debugfs_fdt_remove(&kho_out.dbg, kho_out.fdt); --=20 2.52.0.rc1.455.g30608eb744-goog