Saves a few bytes of binary space.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
common/block.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/common/block.c b/common/block.c
index ad07f8b..ab39a36 100644
--- a/common/block.c
+++ b/common/block.c
@@ -43,6 +43,9 @@ static int writebuffer_flush(struct block_device *blk)
{
struct chunk *chunk;
+ if (!IS_ENABLED(CONFIG_BLOCK_WRITE))
+ return 0;
+
list_for_each_entry(chunk, &blk->buffered_blocks, list) {
if (chunk->dirty) {
blk->ops->write(blk, chunk->data, chunk->block_start, blk->rdbufsize);
--
1.8.3.2
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