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-rw-r--r--drivers/thunderbolt/tb.h2
1 files changed, 1 insertions, 1 deletions
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)