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Diffstat (limited to 'kernel/printk/printk_ringbuffer.c')
-rw-r--r--kernel/printk/printk_ringbuffer.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/printk/printk_ringbuffer.c b/kernel/printk/printk_ringbuffer.c
index 24a960a89aa8..74e25a1704f2 100644
--- a/kernel/printk/printk_ringbuffer.c
+++ b/kernel/printk/printk_ringbuffer.c
@@ -345,7 +345,7 @@ DESC_ID((id) - DESCS_COUNT(desc_ring))
*/
struct prb_data_block {
unsigned long id;
- char data[0];
+ char data[];
};
/*
@@ -882,8 +882,6 @@ static bool desc_reserve(struct printk_ringbuffer *rb, unsigned long *id_out)
head_id = atomic_long_read(&desc_ring->head_id); /* LMM(desc_reserve:A) */
do {
- desc = to_desc(desc_ring, head_id);
-
id = DESC_ID(head_id + 1);
id_prev_wrap = DESC_ID_PREV_WRAP(desc_ring, id);