| From | Ben Hutchings <> | Date | Tue, 17 Dec 2019 00:46:34 +0000 | Subject | [PATCH 3.16 060/136] batman-adv: iv_ogm_iface_enable, direct return values |
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3.16.80-rc1 review patch. If anyone has any objections, please let me know.
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From: Markus Pargmann <mpa@pengutronix.de>
commit 42d9f2cbd42e1ba137584da8305cf6f68b84f39d upstream.
Directly return error values. No need to use a return variable.
Signed-off-by: Markus Pargmann <mpa@pengutronix.de> Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch> [bwh: Backported to 3.16 as dependency of commit 40e220b4218b "batman-adv: Avoid free/alloc race when handling OGM buffer"] Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- net/batman-adv/bat_iv_ogm.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)
--- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/bat_iv_ogm.c @@ -307,7 +307,6 @@ static int batadv_iv_ogm_iface_enable(st struct batadv_ogm_packet *batadv_ogm_packet; unsigned char *ogm_buff; uint32_t random_seqno; - int res = -ENOMEM; /* randomize initial seqno to avoid collision */ get_random_bytes(&random_seqno, sizeof(random_seqno)); @@ -316,7 +315,7 @@ static int batadv_iv_ogm_iface_enable(st hard_iface->bat_iv.ogm_buff_len = BATADV_OGM_HLEN; ogm_buff = kmalloc(hard_iface->bat_iv.ogm_buff_len, GFP_ATOMIC); if (!ogm_buff) - goto out; + return -ENOMEM; hard_iface->bat_iv.ogm_buff = ogm_buff; @@ -328,10 +327,7 @@ static int batadv_iv_ogm_iface_enable(st batadv_ogm_packet->reserved = 0; batadv_ogm_packet->tq = BATADV_TQ_MAX_VALUE; - res = 0; - -out: - return res; + return 0; } static void batadv_iv_ogm_iface_disable(struct batadv_hard_iface *hard_iface)
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