From: Shay Drory <shayd@nvidia.com>
Date: Wed, 20 Sep 2023 10:01:56 +0000 (+0300)
Subject: RDMA/mlx5: Fix NULL string error
X-Git-Tag: v6.6-rc5~11^2~4
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=dab994bcc609a172bfdab15a0d4cb7e50e8b5458;p=linux-block.git

RDMA/mlx5: Fix NULL string error

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@nvidia.com>
Link: https://lore.kernel.org/r/8638e5c14fadbde5fa9961874feae917073af920.1695203958.git.leonro@nvidia.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
---

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index aed5cdea50e6..555629b798b9 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -2084,7 +2084,7 @@ static inline char *mmap_cmd2str(enum mlx5_ib_mmap_cmd cmd)
 	case MLX5_IB_MMAP_DEVICE_MEM:
 		return "Device Memory";
 	default:
-		return NULL;
+		return "Unknown";
 	}
 }