From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 21 Nov 2014 11:30:18 +0100
The ring_free() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/thunderbolt/ctl.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/thunderbolt/ctl.c b/drivers/thunderbolt/ctl.c
index 799634b..55b9bdf 100644
--- a/drivers/thunderbolt/ctl.c
+++ b/drivers/thunderbolt/ctl.c
@@ -520,10 +520,8 @@ err:
void tb_ctl_free(struct tb_ctl *ctl)
{
int i;
- if (ctl->rx)
- ring_free(ctl->rx);
- if (ctl->tx)
- ring_free(ctl->tx);
+ ring_free(ctl->rx);
+ ring_free(ctl->tx);
/* free RX packets */
for (i = 0; i < TB_CTL_RX_PKG_COUNT; i++)
--
2.1.3
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