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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Alexander Aring <alex.aring@gmail.com>,
	Stefan Schmidt <stefan@datenfreihafen.org>,
	linux-wpan@vger.kernel.org
Cc: netdev@vger.kernel.org, linux-wireless@vger.kernel.org,
	David Girault <david.girault@qorvo.com>,
	Romuald Despres <romuald.despres@qorvo.com>,
	Frederic Blain <frederic.blain@qorvo.com>,
	Nicolas Schodet <nico@ni.fr.eu.org>,
	Michael Hennerich <michael.hennerich@analog.com>,
	Jakub Kicinski <kuba@kernel.org>,
	Varka Bhadram <varkabhadram@gmail.com>,
	Xue Liu <liuxuenetmail@gmail.com>, Alan Ott <alan@signal11.us>,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	Miquel Raynal <miquel.raynal@bootlin.com>
Subject: [PATCH v3 15/41] net: ieee802154: Return meaningful error codes from the netlink helpers
Date: Mon, 17 Jan 2022 12:54:14 +0100	[thread overview]
Message-ID: <20220117115440.60296-16-miquel.raynal@bootlin.com> (raw)
In-Reply-To: <20220117115440.60296-1-miquel.raynal@bootlin.com>

Returning -1 does not indicate anything useful.

Use a standard and meaningful error code instead.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
 net/ieee802154/nl802154.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 45e2c9b0505a..bd1015611a7e 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1459,7 +1459,7 @@ static int nl802154_send_key(struct sk_buff *msg, u32 cmd, u32 portid,
 
 	hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
 	if (!hdr)
-		return -1;
+		return -ENOBUFS;
 
 	if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
 		goto nla_put_failure;
@@ -1652,7 +1652,7 @@ static int nl802154_send_device(struct sk_buff *msg, u32 cmd, u32 portid,
 
 	hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
 	if (!hdr)
-		return -1;
+		return -ENOBUFS;
 
 	if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
 		goto nla_put_failure;
@@ -1830,7 +1830,7 @@ static int nl802154_send_devkey(struct sk_buff *msg, u32 cmd, u32 portid,
 
 	hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
 	if (!hdr)
-		return -1;
+		return -ENOBUFS;
 
 	if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
 		goto nla_put_failure;
@@ -2006,7 +2006,7 @@ static int nl802154_send_seclevel(struct sk_buff *msg, u32 cmd, u32 portid,
 
 	hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
 	if (!hdr)
-		return -1;
+		return -ENOBUFS;
 
 	if (nla_put_u32(msg, NL802154_ATTR_IFINDEX, dev->ifindex))
 		goto nla_put_failure;
-- 
2.27.0


  parent reply	other threads:[~2022-01-17 11:55 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-17 11:53 [PATCH v3 00/41] IEEE 802.15.4 scan support Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 01/41] MAINTAINERS: Remove Harry Morris bouncing address Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 02/41] net: ieee802154: hwsim: Ensure proper channel selection at probe time Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 03/41] net: ieee802154: hwsim: Ensure frame checksum are valid Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 04/41] net: ieee802154: Use the IEEE802154_MAX_PAGE define when relevant Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 05/41] net: ieee802154: Improve the way supported channels are declared Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 06/41] net: ieee802154: Give more details to the core about the channel configurations Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 07/41] net: ieee802154: mcr20a: Fix lifs/sifs periods Miquel Raynal
2022-01-17 22:52   ` Alexander Aring
2022-01-18 18:20     ` Miquel Raynal
2022-01-18 22:53       ` Alexander Aring
2022-01-17 11:54 ` [PATCH v3 08/41] net: mac802154: Convert the symbol duration into nanoseconds Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 09/41] net: mac802154: Set the symbol duration automatically Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 10/41] net: ieee802154: Drop duration settings when the core does it already Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 11/41] net: ieee802154: Move IEEE 802.15.4 Kconfig main entry Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 12/41] net: mac802154: Include the softMAC stack inside the IEEE 802.15.4 menu Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 13/41] net: ieee802154: Move the address structure earlier Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 14/41] net: ieee802154: Add a kernel doc header to the ieee802154_addr structure Miquel Raynal
2022-01-17 11:54 ` Miquel Raynal [this message]
2022-01-17 11:54 ` [PATCH v3 16/41] net: mac802154: Explain the use of ieee802154_wake/stop_queue() Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 17/41] net: ieee802154: at86rf230: Call the complete helper when a transmission is over Miquel Raynal
2022-01-17 22:58   ` Alexander Aring
2022-01-18  0:34   ` Alexander Aring
2022-01-18  0:36     ` Alexander Aring
2022-01-18 18:22       ` Miquel Raynal
2022-01-19 22:45       ` Miquel Raynal
2022-01-19 22:56       ` Miquel Raynal
2022-01-19 23:34         ` Alexander Aring
2022-01-20  0:19           ` Alexander Aring
2022-01-17 11:54 ` [PATCH v3 18/41] net: ieee802154: atusb: " Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 19/41] net: ieee802154: ca8210: " Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 20/41] net: mac802154: Stop exporting ieee802154_wake/stop_queue() Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 21/41] net: mac802154: Rename the synchronous xmit worker Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 22/41] net: mac802154: Rename the main tx_work struct Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 23/41] net: mac802154: Follow the count of ongoing transmissions Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 24/41] net: mac802154: Hold the transmit queue when relevant Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 25/41] net: mac802154: Create a hot tx path Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 26/41] net: mac802154: Add a warning in the hot path Miquel Raynal
2022-01-17 23:14   ` Alexander Aring
2022-01-18 18:20     ` Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 27/41] net: mac802154: Introduce a tx queue flushing mechanism Miquel Raynal
2022-01-17 22:43   ` Alexander Aring
2022-01-18 18:14     ` Miquel Raynal
2022-01-18 23:16       ` Alexander Aring
2022-01-17 11:54 ` [PATCH v3 28/41] net: mac802154: Introduce a synchronous API for MLME commands Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 29/41] net: ieee802154: Add support for internal PAN management Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 30/41] net: ieee802154: Define a beacon frame header Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 31/41] net: ieee802154: Define frame types Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 32/41] net: ieee802154: Add support for scanning requests Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 33/41] net: mac802154: Handle scan requests Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 34/41] net: ieee802154: Full PAN management Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 35/41] net: ieee802154: Add beacons support Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 36/41] net: mac802154: Handle beacons requests Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 37/41] net: ieee802154: Trace the registration of new PANs Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 38/41] net: mac802154: Add support for active scans Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 39/41] net: mac802154: Add support for processing beacon requests Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 40/41] net: ieee802154: Handle limited devices with only datagram support Miquel Raynal
2022-01-17 11:54 ` [PATCH v3 41/41] net: ieee802154: ca8210: Flag the driver as being limited Miquel Raynal
2022-01-17 23:02 ` [PATCH v3 00/41] IEEE 802.15.4 scan support Alexander Aring
2022-01-18 10:40   ` Miquel Raynal
2022-01-18 23:12     ` Alexander Aring
2022-01-20  0:24       ` Miquel Raynal

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