Messages in this thread Patch in this message | | | From | Przemek Kitszel <> | Subject | [PATCH net-next v3 02/11] netdevsim: devlink health: use retained error fmsg API | Date | Wed, 18 Oct 2023 22:26:38 +0200 |
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Drop unneeded error checking.
devlink_fmsg_*() family of functions is now retaining errors, so there is no need to check for them after each call.
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Reviewed-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@intel.com> --- add/remove: 2/2 grow/shrink: 0/2 up/down: 424/-705 (-281) --- drivers/net/netdevsim/health.c | 118 +++++++++------------------------ 1 file changed, 32 insertions(+), 86 deletions(-)
diff --git a/drivers/net/netdevsim/health.c b/drivers/net/netdevsim/health.c index eb04ed715d2d..70e8bdf34be9 100644 --- a/drivers/net/netdevsim/health.c +++ b/drivers/net/netdevsim/health.c @@ -63,126 +63,72 @@ nsim_dev_dummy_reporter_recover(struct devlink_health_reporter *reporter, static int nsim_dev_dummy_fmsg_put(struct devlink_fmsg *fmsg, u32 binary_len) { char *binary; - int err; int i; - err = devlink_fmsg_bool_pair_put(fmsg, "test_bool", true); - if (err) - return err; - err = devlink_fmsg_u8_pair_put(fmsg, "test_u8", 1); - if (err) - return err; - err = devlink_fmsg_u32_pair_put(fmsg, "test_u32", 3); - if (err) - return err; - err = devlink_fmsg_u64_pair_put(fmsg, "test_u64", 4); - if (err) - return err; - err = devlink_fmsg_string_pair_put(fmsg, "test_string", "somestring"); - if (err) - return err; + devlink_fmsg_bool_pair_put(fmsg, "test_bool", true); + devlink_fmsg_u8_pair_put(fmsg, "test_u8", 1); + devlink_fmsg_u32_pair_put(fmsg, "test_u32", 3); + devlink_fmsg_u64_pair_put(fmsg, "test_u64", 4); + devlink_fmsg_string_pair_put(fmsg, "test_string", "somestring"); binary = kmalloc(binary_len, GFP_KERNEL | __GFP_NOWARN); if (!binary) return -ENOMEM; get_random_bytes(binary, binary_len); - err = devlink_fmsg_binary_pair_put(fmsg, "test_binary", binary, binary_len); + devlink_fmsg_binary_pair_put(fmsg, "test_binary", binary, binary_len); kfree(binary); - if (err) - return err; - err = devlink_fmsg_pair_nest_start(fmsg, "test_nest"); - if (err) - return err; - err = devlink_fmsg_obj_nest_start(fmsg); - if (err) - return err; - err = devlink_fmsg_bool_pair_put(fmsg, "nested_test_bool", false); - if (err) - return err; - err = devlink_fmsg_u8_pair_put(fmsg, "nested_test_u8", false); - if (err) - return err; - err = devlink_fmsg_obj_nest_end(fmsg); - if (err) - return err; - err = devlink_fmsg_pair_nest_end(fmsg); - if (err) - return err; + devlink_fmsg_pair_nest_start(fmsg, "test_nest"); + devlink_fmsg_obj_nest_start(fmsg); + devlink_fmsg_bool_pair_put(fmsg, "nested_test_bool", false); + devlink_fmsg_u8_pair_put(fmsg, "nested_test_u8", false); + devlink_fmsg_obj_nest_end(fmsg); + devlink_fmsg_pair_nest_end(fmsg); + devlink_fmsg_arr_pair_nest_end(fmsg); + devlink_fmsg_arr_pair_nest_start(fmsg, "test_u32_array"); - err = devlink_fmsg_arr_pair_nest_end(fmsg); - if (err) - return err; + for (i = 0; i < 10; i++) + devlink_fmsg_u32_put(fmsg, i); + devlink_fmsg_arr_pair_nest_end(fmsg); + devlink_fmsg_arr_pair_nest_start(fmsg, "test_array_of_objects"); - err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_u32_array"); - if (err) - return err; for (i = 0; i < 10; i++) { - err = devlink_fmsg_u32_put(fmsg, i); - if (err) - return err; + devlink_fmsg_obj_nest_start(fmsg); + devlink_fmsg_bool_pair_put(fmsg, "in_array_nested_test_bool", + false); + devlink_fmsg_u8_pair_put(fmsg, "in_array_nested_test_u8", i); + devlink_fmsg_obj_nest_end(fmsg); } - err = devlink_fmsg_arr_pair_nest_end(fmsg); - if (err) - return err; + devlink_fmsg_arr_pair_nest_end(fmsg); - err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_array_of_objects"); - if (err) - return err; - for (i = 0; i < 10; i++) { - err = devlink_fmsg_obj_nest_start(fmsg); - if (err) - return err; - err = devlink_fmsg_bool_pair_put(fmsg, - "in_array_nested_test_bool", - false); - if (err) - return err; - err = devlink_fmsg_u8_pair_put(fmsg, - "in_array_nested_test_u8", - i); - if (err) - return err; - err = devlink_fmsg_obj_nest_end(fmsg); - if (err) - return err; - } - return devlink_fmsg_arr_pair_nest_end(fmsg); + return 0; } static int nsim_dev_dummy_reporter_dump(struct devlink_health_reporter *reporter, struct devlink_fmsg *fmsg, void *priv_ctx, struct netlink_ext_ack *extack) { struct nsim_dev_health *health = devlink_health_reporter_priv(reporter); struct nsim_dev_dummy_reporter_ctx *ctx = priv_ctx; - int err; - if (ctx) { - err = devlink_fmsg_string_pair_put(fmsg, "break_message", - ctx->break_msg); - if (err) - return err; - } + if (ctx) + devlink_fmsg_string_pair_put(fmsg, "break_message", ctx->break_msg); + return nsim_dev_dummy_fmsg_put(fmsg, health->binary_len); } static int nsim_dev_dummy_reporter_diagnose(struct devlink_health_reporter *reporter, struct devlink_fmsg *fmsg, struct netlink_ext_ack *extack) { struct nsim_dev_health *health = devlink_health_reporter_priv(reporter); - int err; - if (health->recovered_break_msg) { - err = devlink_fmsg_string_pair_put(fmsg, - "recovered_break_message", - health->recovered_break_msg); - if (err) - return err; - } + if (health->recovered_break_msg) + devlink_fmsg_string_pair_put(fmsg, "recovered_break_message", + health->recovered_break_msg); + return nsim_dev_dummy_fmsg_put(fmsg, health->binary_len); } -- 2.38.1
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