1 files changed, 9 insertions, 0 deletions

diff --git a/kernel/module.c b/kernel/module.c
index 6746c85511fe..49a405891587 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -3317,6 +3317,15 @@ static struct module *layout_and_allocate(struct load_info *info, int flags)
         ndx = find_sec(info, ".data..ro_after_init");
         if (ndx)
                 info->sechdrs[ndx].sh_flags |= SHF_RO_AFTER_INIT;
+        /*
+         * Mark the __jump_table section as ro_after_init as well: these data
+         * structures are never modified, with the exception of entries that
+         * refer to code in the __init section, which are annotated as such
+         * at module load time.
+         */
+        ndx = find_sec(info, "__jump_table");
+        if (ndx)
+                info->sechdrs[ndx].sh_flags |= SHF_RO_AFTER_INIT;
 
         /* Determine total sizes, and put offsets in sh_entsize.  For now
            this is done generically; there doesn't appear to be any