[PATCH v4 09/16] i3c: renesas: Return immediately if there is no transfer

Claudiu Beznea <[email protected]>
Newsgroups org.infradead.lists.linux-i3c,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
From: Claudiu Beznea <[email protected]>

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 <[email protected]>
---

Changes in v4:
- none

Changes in v3:
- none

Changes in v2:
- updated patch title

 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 9edd2dc96107..fa9c15381ed6 100644
--- a/drivers/i3c/master/renesas-i3c.c
+++ b/drivers/i3c/master/renesas-i3c.c
@@ -1061,13 +1061,13 @@ 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


-- 
linux-i3c mailing list
[email protected]
http://lists.infradead.org/mailman/listinfo/linux-i3c
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.