linux-kernel - [PATCH v3 02/16] platform/x86/intel/ifs: Return a more appropriate Error code

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Message-Id: <20221117035935.4136738-3-jithu.joseph@intel.com>
Date:   Wed, 16 Nov 2022 19:59:21 -0800
From:   Jithu Joseph <jithu.joseph@...el.com>
To:     hdegoede@...hat.com, markgross@...nel.org
Cc:     tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com,
        gregkh@...uxfoundation.org, jithu.joseph@...el.com,
        ashok.raj@...el.com, tony.luck@...el.com,
        linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        patches@...ts.linux.dev, ravi.v.shankar@...el.com,
        thiago.macieira@...el.com, athenas.jimenez.gonzalez@...el.com,
        sohil.mehta@...el.com
Subject: [PATCH v3 02/16] platform/x86/intel/ifs: Return a more appropriate Error code

scan_chunks_sanity_check() returns -ENOMEM if it encounters
an error while copying IFS test image from memory to Secure Memory.

Return -EIO in this scenario, as it is more appropriate.

Reviewed-by: Tony Luck <tony.luck@...el.com>
Reviewed-by: Sohil Mehta <sohil.mehta@...el.com>
Reviewed-by: Hans de Goede <hdegoede@...hat.com>
Signed-off-by: Jithu Joseph <jithu.joseph@...el.com>
---
 drivers/platform/x86/intel/ifs/load.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/platform/x86/intel/ifs/load.c b/drivers/platform/x86/intel/ifs/load.c
index d056617ddc85..89ce265887ea 100644
--- a/drivers/platform/x86/intel/ifs/load.c
+++ b/drivers/platform/x86/intel/ifs/load.c
@@ -157,8 +157,10 @@ static int scan_chunks_sanity_check(struct device *dev)
 		INIT_WORK(&local_work.w, copy_hashes_authenticate_chunks);
 		schedule_work_on(cpu, &local_work.w);
 		wait_for_completion(&ifs_done);
-		if (ifsd->loading_error)
+		if (ifsd->loading_error) {
+			ret = -EIO;
 			goto out;
+		}
 		package_authenticated[curr_pkg] = 1;
 	}
 	ret = 0;
-- 
2.25.1