RDMA/bnxt_re: Fix return code of bnxt_re_configure_cc

Driver currently supports modifying GEN0_EXT0 CC parameters
through debugfs hook.

Fixed to return -EOPNOTSUPP instead of -EINVAL in bnxt_re_configure_cc()
when the user tries to modify any other CC parameters.

Fixes: 656dff55da19 ("RDMA/bnxt_re: Congestion control settings using debugfs hook")
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Link: https://patch.msgid.link/20250520035910.1061918-4-kalesh-anakkur.purayil@broadcom.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/infiniband/hw/bnxt_re/debugfs.c b/drivers/infiniband/hw/bnxt_re/debugfs.c
index 9f6392155d9157936662198a8204ddbad5300ad9..e632f1661b9295aadfe332f4262b302c08f5af5b 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/debugfs.c
+++ b/drivers/infiniband/hw/bnxt_re/debugfs.c
@@ -272,7 +272,7 @@ static int bnxt_re_configure_cc(struct bnxt_re_dev *rdev, u32 gen_ext, u32 offse
        int rc;
 
        if (gen_ext != CC_CONFIG_GEN0_EXT0)
-               return -EINVAL;
+               return -EOPNOTSUPP;
 
        rc = bnxt_re_fill_gen0_ext0(&ccparam, offset, val);
        if (rc)