[PATCH] isofs: Annotate struct SL_component with __counted_by()

[Thorsten Blum <thorsten.blum@xxxxxxxxxx>]

Add the __counted_by compiler attribute to the flexible array member
text to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and
CONFIG_FORTIFY_SOURCE.

Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxxx>
---
 fs/isofs/rock.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/isofs/rock.h b/fs/isofs/rock.h
index ee9660e9671c..7755e587f778 100644
--- a/fs/isofs/rock.h
+++ b/fs/isofs/rock.h
@@ -44,7 +44,7 @@ struct RR_PN_s {
 struct SL_component {
 	__u8 flags;
 	__u8 len;
-	__u8 text[];
+	__u8 text[] __counted_by(len);
 } __attribute__ ((packed));
 
 struct RR_SL_s {
-- 
2.46.0