From d15525f300109fac5477dce1b8fef244c5dc9ec3 Mon Sep 17 00:00:00 2001 From: Yevgeny Kliteynik Date: Mon, 16 Sep 2024 14:13:39 +0300 Subject: [PATCH] net/mlx5: HWS, changed E2BIG error to a negative return code Fixed all the 'E2BIG' returns in error flow of functions to the negative '-E2BIG' as we are using negative error codes everywhere in HWS code. This also fixes the following smatch warnings: "warn: was negative '-E2BIG' intended?" Fixes: 74a778b4a63f ("net/mlx5: HWS, added definers handling") Reported-by: Dan Carpenter Closes: https://lore.kernel.org/all/f8c77688-7d83-4937-baba-ac844dfe2e0b@stanley.mountain/ Signed-off-by: Yevgeny Kliteynik Signed-off-by: Saeed Mahameed --- .../mellanox/mlx5/core/steering/hws/mlx5hws_bwc_complex.c | 2 +- .../mellanox/mlx5/core/steering/hws/mlx5hws_definer.c | 4 ++-- .../mellanox/mlx5/core/steering/hws/mlx5hws_matcher.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_bwc_complex.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_bwc_complex.c index bb563f50ef09..601fad5fc54a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_bwc_complex.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_bwc_complex.c @@ -33,7 +33,7 @@ bool mlx5hws_bwc_match_params_is_complex(struct mlx5hws_context *ctx, * and let the usual match creation path handle it, * both for good and bad flows. */ - if (ret == E2BIG) { + if (ret == -E2BIG) { is_complex = true; mlx5hws_dbg(ctx, "Matcher definer layout: need complex matcher\n"); } else { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_definer.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_definer.c index 3bdb5c90efff..d566d2ddf424 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_definer.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_definer.c @@ -1845,7 +1845,7 @@ hws_definer_find_best_match_fit(struct mlx5hws_context *ctx, return 0; } - return E2BIG; + return -E2BIG; } static void @@ -1931,7 +1931,7 @@ mlx5hws_definer_calc_layout(struct mlx5hws_context *ctx, /* Find the match definer layout for header layout match union */ ret = hws_definer_find_best_match_fit(ctx, match_definer, match_hl); if (ret) { - if (ret == E2BIG) + if (ret == -E2BIG) mlx5hws_dbg(ctx, "Failed to create match definer from header layout - E2BIG\n"); else diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_matcher.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_matcher.c index 33d2b31e4b46..61a1155d4b4f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_matcher.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_matcher.c @@ -675,7 +675,7 @@ static int hws_matcher_bind_mt(struct mlx5hws_matcher *matcher) if (!(matcher->flags & MLX5HWS_MATCHER_FLAGS_COLLISION)) { ret = mlx5hws_definer_mt_init(ctx, matcher->mt); if (ret) { - if (ret == E2BIG) + if (ret == -E2BIG) mlx5hws_err(ctx, "Failed to set matcher templates with match definers\n"); return ret; } -- 2.39.5