target/linux/bcm27xx/patches-6.1/950-0406-tpm_tis_spi_main-Force-probe-routine-to-run-synchron.patch

   1 From 608da34369e1d306cb95a9eca5bb5f930243b654 Mon Sep 17 00:00:00 2001
   2 From: Scovotto Davide <scovottodavide@gmail.com>
   3 Date: Wed, 20 Apr 2022 17:22:17 +0200
   4 Subject: [PATCH] tpm_tis_spi_main: Force probe routine to run
   5  synchronously with driver and device registration when IMA is enabled
   6
   7 Co-authored-by: Alberto Solavagione <albertosolavagione30@gmail.com>
   8 Co-developed-by: Alberto Solavagione <albertosolavagione30@gmail.com>
   9 Signed-off-by: Alberto Solavagione <albertosolavagione30@gmail.com>
  10 Signed-off-by: Davide Scovotto <scovottodavide@gmail.com>
  11 ---
  12  drivers/char/tpm/tpm_tis_spi_main.c | 4 ++++
  13  1 file changed, 4 insertions(+)
  14
  15 --- a/drivers/char/tpm/tpm_tis_spi_main.c
  16 +++ b/drivers/char/tpm/tpm_tis_spi_main.c
  17 @@ -252,7 +252,11 @@ static struct spi_driver tpm_tis_spi_dri
  18                 .pm = &tpm_tis_pm,
  19                 .of_match_table = of_match_ptr(of_tis_spi_match),
  20                 .acpi_match_table = ACPI_PTR(acpi_tis_spi_match),
  21 +#ifdef CONFIG_IMA
  22 +               .probe_type = PROBE_FORCE_SYNCHRONOUS,
  23 +#else
  24                 .probe_type = PROBE_PREFER_ASYNCHRONOUS,
  25 +#endif
  26         },
  27         .probe = tpm_tis_spi_driver_probe,
  28         .remove = tpm_tis_spi_remove,