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authorAndrew Lunn2023-10-28 21:25:11 +0200
committerGreg Kroah-Hartman2023-11-28 17:07:18 +0000
commiteef592e71ae12f50c461c7cd47a1c8dc15ef8ef1 (patch)
treeb5c58d965a2a3436e4659523bd92dac930b6f6c0 /include/linux
parent57e35d922996630052e65784fd200a75ae20fee2 (diff)
net: ethtool: Fix documentation of ethtool_sprintf()
commit f55d8e60f10909dbc5524e261041e1d28d7d20d8 upstream. 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@fb.com> Cc: Justin Stitt <justinstitt@google.com> Cc: stable@vger.kernel.org Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Justin Stitt <justinstitt@google.com> Link: https://lore.kernel.org/r/20231028192511.100001-1-andrew@lunn.ch Signed-off-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/ethtool.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 99dc7bfbcd3c..7dacc109eb25 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -836,10 +836,10 @@ int ethtool_get_phc_vclocks(struct net_device *dev, int **vclock_index);
/**
* 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, ...);