From 9f9563d7cb55bddba3aef636958cd25e59498561 Mon Sep 17 00:00:00 2001 From: Juerg Haefliger Date: Thu, 22 Feb 2024 19:45:00 +0100 Subject: [PATCH] UBUNTU: SAUCE: modpost: Replace 0-length array with flex-array member Fake flexible arrays (zero-length and one-element arrays) are deprecated, and should be replaced by flexible-array members. This fixes the following compiler warning: CC kernel/module/version.o ../kernel/module/version.c: In function 'check_version': ../kernel/module/version.c:37:21: warning: 'strcmp' reading 1 or more bytes from a region of size 0 [-Wstringop-overread] 37 | if (strcmp(versions->name, symname) != 0) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from ../kernel/module/version.c:8: ../include/linux/module.h:41:14: note: source object 'name' of size 0 41 | char name[0]; | ^~~~ Fixes: 08bc01030daa ("UBUNTU: SAUCE: modpost: support arbitrary symbol length in modversion") Signed-off-by: Juerg Haefliger Signed-off-by: Andrea Righi --- include/linux/module.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/module.h b/include/linux/module.h index 20b1e8429656..382f2d73afa9 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -38,7 +38,7 @@ struct modversion_info { /* Offset of the next modversion entry in relation to this one. */ u32 next; u32 crc; - char name[0]; + char name[]; /* Flexible array member */ } __packed; struct module;