This function takes a pointer to a pointer, unlike sprintf() which is
passed a plain pointer. Fix up the documentation to make this clear.
Fixes: 7888fe53b706 ("ethtool: Add common function for filling out strings")
Cc: Alexander Duyck <alexanderduyck(a)fb.com>
Cc: Justin Stitt <justinstitt(a)google.com>
Cc: stable(a)vger.kernel.org
Signed-off-by: Andrew Lunn <andrew(a)lunn.ch>
---
include/linux/ethtool.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 62b61527bcc4..1b523fd48586 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -1045,10 +1045,10 @@ static inline int ethtool_mm_frag_size_min_to_add(u32 val_min, u32 *val_add,
/**
* ethtool_sprintf - Write formatted string to ethtool string data
- * @data: Pointer to start of string to update
+ * @data: Pointer to a pointer to the start of string to update
* @fmt: Format of string to write
*
- * Write formatted string to data. Update data to point at start of
+ * Write formatted string to *data. Update *data to point at start of
* next string.
*/
extern __printf(2, 3) void ethtool_sprintf(u8 **data, const char *fmt, ...);
--
2.42.0