From 6380bf8ff90213282a7a7f99697964a9c2bd6899 Mon Sep 17 00:00:00 2001 From: Thorsten Blum Date: Fri, 7 Mar 2025 12:35:47 +0100 Subject: [PATCH] module: Replace deprecated strncpy() with strscpy() strncpy() is deprecated for NUL-terminated destination buffers; use strscpy() instead. The destination buffer ownername is only used with "%s" format strings and must therefore be NUL-terminated, but not NUL- padded. No functional changes intended. Link: https://github.com/KSPP/linux/issues/90 Cc: linux-hardening@vger.kernel.org Signed-off-by: Thorsten Blum Link: https://lore.kernel.org/r/20250307113546.112237-2-thorsten.blum@linux.dev Signed-off-by: Petr Pavlu --- kernel/module/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/module/main.c b/kernel/module/main.c index 81ecb9d3a935..e1ed5d82f45f 100644 --- a/kernel/module/main.c +++ b/kernel/module/main.c @@ -1179,7 +1179,7 @@ static const struct kernel_symbol *resolve_symbol(struct module *mod, getname: /* We must make copy under the lock if we failed to get ref. */ - strncpy(ownername, module_name(fsa.owner), MODULE_NAME_LEN); + strscpy(ownername, module_name(fsa.owner), MODULE_NAME_LEN); unlock: mutex_unlock(&module_mutex); return fsa.sym;