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-rw-r--r--drivers/serial/serial-uclass.c5
-rw-r--r--include/serial.h4
2 files changed, 3 insertions, 6 deletions
diff --git a/drivers/serial/serial-uclass.c b/drivers/serial/serial-uclass.c
index 484f0f7d3e8..d737e25223d 100644
--- a/drivers/serial/serial-uclass.c
+++ b/drivers/serial/serial-uclass.c
@@ -588,11 +588,6 @@ static int serial_post_probe(struct udevice *dev)
sdev.getc = serial_stub_getc;
sdev.tstc = serial_stub_tstc;
-#if CONFIG_IS_ENABLED(SERIAL_RX_BUFFER)
- /* Allocate the RX buffer */
- upriv->buf = malloc(CONFIG_SERIAL_RX_BUFFER_SIZE);
-#endif
-
stdio_register_dev(&sdev, &upriv->sdev);
#endif
return 0;
diff --git a/include/serial.h b/include/serial.h
index 14563239b7d..eabc49f820f 100644
--- a/include/serial.h
+++ b/include/serial.h
@@ -298,9 +298,11 @@ struct dm_serial_ops {
struct serial_dev_priv {
struct stdio_dev *sdev;
- char *buf;
+#if CONFIG_IS_ENABLED(SERIAL_RX_BUFFER)
+ char buf[CONFIG_SERIAL_RX_BUFFER_SIZE];
uint rd_ptr;
uint wr_ptr;
+#endif
};
/* Access the serial operations for a device */