linux-kernel - [PATCH 19/36] tty: make char_buf_ptr()/flag_buf

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Date:   Thu, 10 Aug 2023 11:14:53 +0200
From:   "Jiri Slaby (SUSE)" <jirislaby@...nel.org>
To:     gregkh@...uxfoundation.org
Cc:     linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Jiri Slaby (SUSE)" <jirislaby@...nel.org>
Subject: [PATCH 19/36] tty: make char_buf_ptr()/flag_buf_ptr()'s offset unsigned

The offset is meant from the beginning of data, so unsigned. Make it as
such for clarity. All struct tty_buffer's members should be unsigned
too -- see the next patch.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@...nel.org>
---
 include/linux/tty_buffer.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/tty_buffer.h b/include/linux/tty_buffer.h
index b11cc8c749d2..391a875be20c 100644
--- a/include/linux/tty_buffer.h
+++ b/include/linux/tty_buffer.h
@@ -22,12 +22,12 @@ struct tty_buffer {
 	unsigned long data[];
 };
 
-static inline u8 *char_buf_ptr(struct tty_buffer *b, int ofs)
+static inline u8 *char_buf_ptr(struct tty_buffer *b, unsigned int ofs)
 {
 	return ((u8 *)b->data) + ofs;
 }
 
-static inline u8 *flag_buf_ptr(struct tty_buffer *b, int ofs)
+static inline u8 *flag_buf_ptr(struct tty_buffer *b, unsigned int ofs)
 {
 	return char_buf_ptr(b, ofs) + b->size;
 }
-- 
2.41.0