linux-kernel - [PATCH] kallsyms: fix build without execinfo

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: <20250601183309.225569-1-fossdd@pwned.life>
Date: Sun,  1 Jun 2025 20:32:50 +0200
From: Achill Gilgenast <fossdd@...ed.life>
To: linux-kernel@...r.kernel.org
Cc: Achill Gilgenast <fossdd@...ed.life>,
	stable@...r.kernel.org
Subject: [PATCH] kallsyms: fix build without execinfo

Signed-off-by: Achill Gilgenast <fossdd@...ed.life>
Cc: stable@...r.kernel.org
---
 tools/include/linux/kallsyms.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/include/linux/kallsyms.h b/tools/include/linux/kallsyms.h
index 5a37ccbec54f..f61a01dd7eb7 100644
--- a/tools/include/linux/kallsyms.h
+++ b/tools/include/linux/kallsyms.h
@@ -18,6 +18,7 @@ static inline const char *kallsyms_lookup(unsigned long addr,
 	return NULL;
 }
 
+#ifdef HAVE_BACKTRACE_SUPPORT
 #include <execinfo.h>
 #include <stdlib.h>
 static inline void print_ip_sym(const char *loglvl, unsigned long ip)
@@ -30,5 +31,8 @@ static inline void print_ip_sym(const char *loglvl, unsigned long ip)
 
 	free(name);
 }
+#else
+static inline void print_ip_sym(const char *loglvl, unsigned long ip) {}
+#endif
 
 #endif
-- 
2.49.0