[PATCH v4 4/8] tpm: Update &tpm_buf documentation

[Jarkko Sakkinen]

Remove deprecated portions and document the enum value.

Signed-off-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
---
v1 [2023-11-21]: A new patch.
---
 include/linux/tpm.h | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index bb0e8718a432..0a8c1351adc2 100644
--- a/include/linux/tpm.h
+++ b/include/linux/tpm.h
@@ -297,15 +297,14 @@ struct tpm_header {
 	};
 } __packed;
 
-/* A string buffer type for constructing TPM commands. This is based on the
- * ideas of string buffer code in security/keys/trusted.h but is heap based
- * in order to keep the stack usage minimal.
- */
-
 enum tpm_buf_flags {
+	/* the capacity exceeded: */
 	TPM_BUF_OVERFLOW	= BIT(0),
 };
 
+/*
+ * A string buffer type for constructing TPM commands.
+ */
 struct tpm_buf {
 	unsigned int flags;
 	u8 *data;
-- 
2.42.1