[PATCH] tpm: efi: Improve exception handling in tpm_read_log_efi()

[Markus Elfring]

From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Sun, 9 Mar 2025 14:43:52 +0100

Add a label so that a bit of exception handling can be better reused
from an if branch in this function implementation.

Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
 drivers/char/tpm/eventlog/efi.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/char/tpm/eventlog/efi.c b/drivers/char/tpm/eventlog/efi.c
index 4e9d7c2bf32e..472292e9d52d 100644
--- a/drivers/char/tpm/eventlog/efi.c
+++ b/drivers/char/tpm/eventlog/efi.c
@@ -77,9 +77,7 @@ int tpm_read_log_efi(struct tpm_chip *chip)
                             MEMREMAP_WB);
        if (!final_tbl) {
                pr_err("Could not map UEFI TPM final log\n");
-               devm_kfree(&chip->dev, log->bios_event_log);
-               ret = -ENOMEM;
-               goto out;
+               goto free_log;
        }

        /*
@@ -96,6 +94,7 @@ int tpm_read_log_efi(struct tpm_chip *chip)
                            log_size + final_events_log_size,
                            GFP_KERNEL);
        if (!tmp) {
+free_log:
                devm_kfree(&chip->dev, log->bios_event_log);
                ret = -ENOMEM;
                goto out;
--
2.48.1