From: Dan Carpenter <dan.carpen...@oracle.com>

[ Upstream commit 69551f5f370cc20342fab17ca54716b6ec7e332d ]

The kstrtoul() test was reversed so this always returned -ENOTSUPP.

Fixes: 27d7f47756f4 ("net: wireless: replace strict_strtoul() with kstrtoul()")
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
Reviewed-by: James Cameron <qu...@laptop.org>
Signed-off-by: Kalle Valo <kv...@codeaurora.org>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
---
 drivers/net/wireless/libertas/mesh.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/libertas/mesh.c 
b/drivers/net/wireless/libertas/mesh.c
index d0c881dd5846..a78c4d18fe4b 100644
--- a/drivers/net/wireless/libertas/mesh.c
+++ b/drivers/net/wireless/libertas/mesh.c
@@ -239,8 +239,9 @@ static ssize_t lbs_prb_rsp_limit_set(struct device *dev,
        memset(&mesh_access, 0, sizeof(mesh_access));
        mesh_access.data[0] = cpu_to_le32(CMD_ACT_SET);
 
-       if (!kstrtoul(buf, 10, &retry_limit))
-               return -ENOTSUPP;
+       ret = kstrtoul(buf, 10, &retry_limit);
+       if (ret)
+               return ret;
        if (retry_limit > 15)
                return -ENOTSUPP;
 
-- 
2.15.1

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