linux-kernel - [PATCH 05/12] tools/nolibc: remove now superfluous overflow check in llseek

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Message-Id: <20251029-nolibc-uapi-types-v1-5-e79de3b215d8@weissschuh.net>
Date: Wed, 29 Oct 2025 17:02:55 +0100
From: Thomas Weißschuh <linux@...ssschuh.net>
To: Willy Tarreau <w@....eu>, Shuah Khan <shuah@...nel.org>
Cc: Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org, 
 linux-kselftest@...r.kernel.org, 
 Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH 05/12] tools/nolibc: remove now superfluous overflow check
 in llseek

As off_t is now always 64-bit wide this overflow can not happen anymore,
remove the check.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 tools/include/nolibc/sys.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 58cd2bb0f6ce..e91b7d947161 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -600,8 +600,6 @@ off_t sys_lseek(int fd, off_t offset, int whence)
 	ret = my_syscall5(__NR_llseek, fd, offset >> 32, (uint32_t)offset, &loff, whence);
 	if (ret < 0)
 		result = ret;
-	else if (loff != (off_t)loff)
-		result = -EOVERFLOW;
 	else
 		result = loff;
 

-- 
2.51.1.dirty