[PATCH 10/17] i3c: renesas: Return immediately if there is nothing to transfer

Claudiu Beznea claudiu.beznea at kernel.org
Fri May 22 03:18:08 PDT 2026


From: Claudiu Beznea <claudiu.beznea.uj at bp.renesas.com>

There is no need to allocate a transfer structure when i2c_nxfers is zero.
Return immediately instead of unnecessarily allocating memory.

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj at bp.renesas.com>
---
 drivers/i3c/master/renesas-i3c.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/i3c/master/renesas-i3c.c b/drivers/i3c/master/renesas-i3c.c
index e5963270d6e5..de75125eb013 100644
--- a/drivers/i3c/master/renesas-i3c.c
+++ b/drivers/i3c/master/renesas-i3c.c
@@ -940,13 +940,13 @@ static int renesas_i3c_i2c_xfers(struct i2c_dev_desc *dev,
 	u8 start_bit = CNDCTL_STCND;
 	int i;
 
+	if (!i2c_nxfers)
+		return 0;
+
 	struct renesas_i3c_xfer *xfer __free(kfree) = renesas_i3c_alloc_xfer(i3c, 1);
 	if (!xfer)
 		return -ENOMEM;
 
-	if (!i2c_nxfers)
-		return 0;
-
 	renesas_i3c_bus_enable(m, false);
 
 	init_completion(&xfer->comp);
-- 
2.43.0




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