data_alloc's 2nd argument is always rb::text_data_ring and that functino
always takes a struct printk_ringbuffer. Instead of passing the data
ring buffer as an argument simply make it a local variable.

Signed-off-by: Nikolay Borisov <nbori...@suse.com>
---
 kernel/printk/printk_ringbuffer.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/kernel/printk/printk_ringbuffer.c 
b/kernel/printk/printk_ringbuffer.c
index 6b1525685277..7f2713e1bbcc 100644
--- a/kernel/printk/printk_ringbuffer.c
+++ b/kernel/printk/printk_ringbuffer.c
@@ -1021,10 +1021,10 @@ static unsigned long get_next_lpos(struct prb_data_ring 
*data_ring,
  * if necessary. This function also associates the data block with
  * a specified descriptor.
  */
-static char *data_alloc(struct printk_ringbuffer *rb,
-                       struct prb_data_ring *data_ring, unsigned int size,
+static char *data_alloc(struct printk_ringbuffer *rb, unsigned int size,
                        struct prb_data_blk_lpos *blk_lpos, unsigned long id)
 {
+       struct prb_data_ring *data_ring = &rb->text_data_ring;
        struct prb_data_block *blk;
        unsigned long begin_lpos;
        unsigned long next_lpos;
@@ -1397,7 +1397,7 @@ bool prb_reserve_in_last(struct prb_reserved_entry *e, 
struct printk_ringbuffer
                if (r->text_buf_size > max_size)
                        goto fail;
 
-               r->text_buf = data_alloc(rb, &rb->text_data_ring, 
r->text_buf_size,
+               r->text_buf = data_alloc(rb, r->text_buf_size,
                                         &d->text_blk_lpos, id);
        } else {
                if (!get_data(&rb->text_data_ring, &d->text_blk_lpos, 
&data_size))
@@ -1549,8 +1549,7 @@ bool prb_reserve(struct prb_reserved_entry *e, struct 
printk_ringbuffer *rb,
        if (info->seq > 0)
                desc_make_final(desc_ring, DESC_ID(id - 1));
 
-       r->text_buf = data_alloc(rb, &rb->text_data_ring, r->text_buf_size,
-                                &d->text_blk_lpos, id);
+       r->text_buf = data_alloc(rb, r->text_buf_size, &d->text_blk_lpos, id);
        /* If text data allocation fails, a data-less record is committed. */
        if (r->text_buf_size && !r->text_buf) {
                prb_commit(e);
-- 
2.25.1

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