2 files changed, 3 insertions, 0 deletions

diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index c60e519e2917..e1e7b9635f5d 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -1219,6 +1219,7 @@ static const struct file_operations mqueue_file_operations = {
         .flush = mqueue_flush_file,
         .poll = mqueue_poll_file,
         .read = mqueue_read_file,
+        .llseek = default_llseek,
 };
 
 static const struct super_operations mqueue_super_ops = {
diff --git a/ipc/shm.c b/ipc/shm.c
index 52ed77eb9713..7bc46a9fe1f8 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -298,6 +298,7 @@ static const struct file_operations shm_file_operations = {
 #ifndef CONFIG_MMU
         .get_unmapped_area      = shm_get_unmapped_area,
 #endif
+        .llseek         = noop_llseek,
 };
 
 static const struct file_operations shm_file_operations_huge = {
@@ -305,6 +306,7 @@ static const struct file_operations shm_file_operations_huge = {
         .fsync          = shm_fsync,
         .release        = shm_release,
         .get_unmapped_area      = shm_get_unmapped_area,
+        .llseek         = noop_llseek,
 };
 
 int is_file_shm_hugepages(struct file *file)