[tip: x86/microcode] platform/x86/intel/ifs: Return a more appropriate error code

tip-bot2 for Jithu Joseph
2022-11-19T16:25:18Z

The following commit has been merged into the x86/microcode branch of tip:

Commit-ID: f4e209e956b5d66f0e6e34e89f19811c2c1e596e
Gitweb: https://git.kernel.org/tip/f4e209e956b5d66f0e6e34e89f19811c2c1e596e
Author: Jithu Joseph <jithu.joseph@intel.com>
AuthorDate: Wed, 16 Nov 2022 19:59:21 -08:00
Committer: Borislav Petkov <bp@suse.de>
CommitterDate: Fri, 18 Nov 2022 21:30:36 +01:00

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.

Signed-off-by: Jithu Joseph <jithu.joseph@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Sohil Mehta <sohil.mehta@intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20221117035935.4136738-3-jithu.joseph@intel.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 d056617..89ce265 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;