SdReader: fixed write cache bug.

2020-07-07 13:59:07 +08:00 · 2020-07-07 13:59:07 +08:00 · 0f797284e2
commit 0f797284e2
parent e6cf3e90d3
1 changed files with 1 additions and 0 deletions
--- a/src/runtime/src/sd_reader.rs
+++ b/src/runtime/src/sd_reader.rs
@ -237,6 +237,7 @@ impl Write for SdReader {
        let (a, b, c) = self.block_align(buf);
        self.write_unaligned(a)?;
        if b.len() > 0 {
+            self.flush()?;
            self.invalidate_buffer();
            if let Err(_) = self.sd.write_block(
                self.byte_addr / BLOCK_SIZE as u32,