diff mbox series

[RFC,04/22] thunderbolt: Make tb_sw_write() take const parameter

Message ID 20191001113830.13028-5-mika.westerberg@linux.intel.com (mailing list archive)
State Superseded
Headers show
Series thunderbolt: Add support for USB4 | expand

Commit Message

Mika Westerberg Oct. 1, 2019, 11:38 a.m. UTC 
The function does not modify the argument in any way so make it const.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
---
 drivers/thunderbolt/tb.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index 1565af2e48cb..455ca490ea87 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -399,7 +399,7 @@  static inline int tb_sw_read(struct tb_switch *sw, void *buffer,
 			   length);
 }
 
-static inline int tb_sw_write(struct tb_switch *sw, void *buffer,
+static inline int tb_sw_write(struct tb_switch *sw, const void *buffer,
 			      enum tb_cfg_space space, u32 offset, u32 length)
 {
 	if (sw->is_unplugged)