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Fri, 26 Dec 2025 03:12:37 -0800 (PST) Received: from localhost.localdomain ([176.33.65.121]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-59b2958aae1sm2340838e87.41.2025.12.26.03.12.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 26 Dec 2025 03:12:37 -0800 (PST) From: Alper Ak To: peterhuewe@gmx.de, jarkko@kernel.org Cc: Alper Ak , Jason Gunthorpe , James Bottomley , linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] tpm: tpm2-space: Skip handle check when context load returns -ENOENT Date: Fri, 26 Dec 2025 14:12:16 +0300 Message-ID: <20251226111217.50747-1-alperyasinak1@gmail.com> X-Mailer: git-send-email 2.43.0 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" When tpm2_load_context() returns -ENOENT, the session is marked as forgotten by setting session_tbl[i] to 0. Although tpm2_load_context() also sets handle to 0 in this case, the subsequent comparison "handle !=3D space->session_tbl[i]" (0 !=3D 0) is always false and serves no purpose. Add continue to skip this unnecessary comparison when load fails with -ENOENT, making the control flow clearer and fix possible uninitialized 'handle' variable. Fixes: 4d57856a21ed2 ("tpm2: add session handle context saving and restorin= g to the space code") Signed-off-by: Alper Ak --- drivers/char/tpm/tpm2-space.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/char/tpm/tpm2-space.c b/drivers/char/tpm/tpm2-space.c index 60354cd53b5c..7dfbe07ecf5b 100644 --- a/drivers/char/tpm/tpm2-space.c +++ b/drivers/char/tpm/tpm2-space.c @@ -213,6 +213,7 @@ static int tpm2_load_space(struct tpm_chip *chip) if (rc =3D=3D -ENOENT) { /* load failed, just forget session */ space->session_tbl[i] =3D 0; + continue; } else if (rc) { tpm2_flush_space(chip); return rc; --=20 2.43.0