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-rw-r--r--drivers/spi/spi.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index dc12af018350..0cab239d8e7f 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1327,8 +1327,6 @@ out:
if (msg->status && ctlr->handle_err)
ctlr->handle_err(ctlr, msg);
- spi_res_release(ctlr, msg);
-
spi_finalize_current_message(ctlr);
return ret;
@@ -1725,6 +1723,13 @@ void spi_finalize_current_message(struct spi_controller *ctlr)
spi_unmap_msg(ctlr, mesg);
+ /* In the prepare_messages callback the spi bus has the opportunity to
+ * split a transfer to smaller chunks.
+ * Release splited transfers here since spi_map_msg is done on the
+ * splited transfers.
+ */
+ spi_res_release(ctlr, mesg);
+
if (ctlr->cur_msg_prepared && ctlr->unprepare_message) {
ret = ctlr->unprepare_message(ctlr, mesg);
if (ret) {