5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Shay Drory <shayd@xxxxxxxxxx> commit dab994bcc609a172bfdab15a0d4cb7e50e8b5458 upstream. checkpath is complaining about NULL string, change it to 'Unknown'. Fixes: 37aa5c36aa70 ("IB/mlx5: Add UARs write-combining and non-cached mapping") Signed-off-by: Shay Drory <shayd@xxxxxxxxxx> Link: https://lore.kernel.org/r/8638e5c14fadbde5fa9961874feae917073af920.1695203958.git.leonro@xxxxxxxxxx Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/infiniband/hw/mlx5/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2095,7 +2095,7 @@ static inline char *mmap_cmd2str(enum ml case MLX5_IB_MMAP_DEVICE_MEM: return "Device Memory"; default: - return NULL; + return "Unknown"; } }