summaryrefslogtreecommitdiffstats
path: root/drivers/misc/lkdtm/rodata.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/misc/lkdtm/rodata.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/misc/lkdtm/rodata.c')
-rw-r--r--drivers/misc/lkdtm/rodata.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/misc/lkdtm/rodata.c b/drivers/misc/lkdtm/rodata.c
new file mode 100644
index 0000000000..baacb876d1
--- /dev/null
+++ b/drivers/misc/lkdtm/rodata.c
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This includes functions that are meant to live entirely in .rodata
+ * (via objcopy tricks), to validate the non-executability of .rodata.
+ */
+#include "lkdtm.h"
+
+void noinstr lkdtm_rodata_do_nothing(void)
+{
+ /* Does nothing. We just want an architecture agnostic "return". */
+}