const: constify remaining pipe_buf_operations

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

3 files changed, 4 insertions, 4 deletions

diff --git a/kernel/relay.c b/kernel/relay.c
index 760c26209a3c..c705a41b4ba3 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -1198,7 +1198,7 @@ static void relay_pipe_buf_release(struct pipe_inode_info *pipe,
         relay_consume_bytes(rbuf, buf->private);
 }
 
-static struct pipe_buf_operations relay_pipe_buf_ops = {
+static const struct pipe_buf_operations relay_pipe_buf_ops = {
         .can_merge = 0,
         .map = generic_pipe_buf_map,
         .unmap = generic_pipe_buf_unmap,
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index bb6b5e7fa2a2..31118ae16f03 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3133,7 +3133,7 @@ static void tracing_spd_release_pipe(struct splice_pipe_desc *spd,
         __free_page(spd->pages[idx]);
 }
 
-static struct pipe_buf_operations tracing_pipe_buf_ops = {
+static const struct pipe_buf_operations tracing_pipe_buf_ops = {
         .can_merge              = 0,
         .map                    = generic_pipe_buf_map,
         .unmap                  = generic_pipe_buf_unmap,
@@ -3617,7 +3617,7 @@ static void buffer_pipe_buf_get(struct pipe_inode_info *pipe,
 }
 
 /* Pipe buffer operations for a buffer. */
-static struct pipe_buf_operations buffer_pipe_buf_ops = {
+static const struct pipe_buf_operations buffer_pipe_buf_ops = {
         .can_merge              = 0,
         .map                    = generic_pipe_buf_map,
         .unmap                  = generic_pipe_buf_unmap,
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index bfa3e7865a8c..93c4e060c91e 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -93,7 +93,7 @@ static int sock_pipe_buf_steal(struct pipe_inode_info *pipe,
 
 
 /* Pipe buffer operations for a socket. */
-static struct pipe_buf_operations sock_pipe_buf_ops = {
+static const struct pipe_buf_operations sock_pipe_buf_ops = {
         .can_merge = 0,
         .map = generic_pipe_buf_map,
         .unmap = generic_pipe_buf_unmap,