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-rw-r--r--kernel/relay.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/relay.c b/kernel/relay.c
index 52d6a6f56261..5a56d3c8dc03 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -1195,8 +1195,6 @@ static void relay_pipe_buf_release(struct pipe_inode_info *pipe,
static const struct pipe_buf_operations relay_pipe_buf_ops = {
.can_merge = 0,
- .map = generic_pipe_buf_map,
- .unmap = generic_pipe_buf_unmap,
.confirm = generic_pipe_buf_confirm,
.release = relay_pipe_buf_release,
.steal = generic_pipe_buf_steal,
@@ -1253,7 +1251,7 @@ static ssize_t subbuf_splice_actor(struct file *in,
subbuf_pages = rbuf->chan->alloc_size >> PAGE_SHIFT;
pidx = (read_start / PAGE_SIZE) % subbuf_pages;
poff = read_start & ~PAGE_MASK;
- nr_pages = min_t(unsigned int, subbuf_pages, pipe->buffers);
+ nr_pages = min_t(unsigned int, subbuf_pages, spd.nr_pages_max);
for (total_len = 0; spd.nr_pages < nr_pages; spd.nr_pages++) {
unsigned int this_len, this_end, private;