linux-hardening - [PATCH v2] printf: Remove unused 'bprintf'

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20241002173147.210107-1-linux@treblig.org>
Date: Wed,  2 Oct 2024 18:31:47 +0100
From: linux@...blig.org
To: kees@...nel.org,
	andy@...nel.org,
	akpm@...ux-foundation.org,
	pmladek@...e.com,
	rostedt@...dmis.org,
	linux@...musvillemoes.dk,
	senozhatsky@...omium.org
Cc: linux-hardening@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Dr. David Alan Gilbert" <linux@...blig.org>
Subject: [PATCH v2] printf: Remove unused 'bprintf'

From: "Dr. David Alan Gilbert" <linux@...blig.org>

bprintf() is unused. Remove it. It was added in the commit 4370aa4aa753
("vsprintf: add binary printf") but as far as I can see was never used,
unlike the other two functions in that patch.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
Reviewed-by: Andy Shevchenko <andy@...nel.org>
---
 include/linux/string.h |  1 -
 lib/vsprintf.c         | 23 -----------------------
 2 files changed, 24 deletions(-)

diff --git a/include/linux/string.h b/include/linux/string.h
index 0dd27afcfaf7..493ac4862c77 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -335,7 +335,6 @@ int __sysfs_match_string(const char * const *array, size_t n, const char *s);
 #ifdef CONFIG_BINARY_PRINTF
 int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args);
 int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf);
-int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4);
 #endif
 
 extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos,
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 09f022ba1c05..d072cd59eb6a 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -3383,29 +3383,6 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf)
 }
 EXPORT_SYMBOL_GPL(bstr_printf);
 
-/**
- * bprintf - Parse a format string and place args' binary value in a buffer
- * @bin_buf: The buffer to place args' binary value
- * @size: The size of the buffer(by words(32bits), not characters)
- * @fmt: The format string to use
- * @...: Arguments for the format string
- *
- * The function returns the number of words(u32) written
- * into @bin_buf.
- */
-int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...)
-{
-	va_list args;
-	int ret;
-
-	va_start(args, fmt);
-	ret = vbin_printf(bin_buf, size, fmt, args);
-	va_end(args);
-
-	return ret;
-}
-EXPORT_SYMBOL_GPL(bprintf);
-
 #endif /* CONFIG_BINARY_PRINTF */
 
 /**
-- 
2.46.2