From: Alexis Lothoré Date: Wed, 10 Apr 2024 07:10:33 +0000 (+0200) Subject: wifi: wilc1000: set atomic flag on kmemdup in srcu critical section X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=35aee01ff43d7eb6c2caa0b94e7cc6c45baeeab7;p=linux.git wifi: wilc1000: set atomic flag on kmemdup in srcu critical section In order to prepare wilc1000 driver switch from SRCU to RCU, make sure that allocators are provided with the GFP_ATOMIC flag when called in a critical read section. Signed-off-by: Alexis Lothoré Signed-off-by: Kalle Valo Link: https://msgid.link/20240410-wilc_srcu_to_rcu-v1-1-a9ff5b10feaa@bootlin.com --- diff --git a/drivers/net/wireless/microchip/wilc1000/hif.c b/drivers/net/wireless/microchip/wilc1000/hif.c index f1085ccb7eedc..3925ca653e807 100644 --- a/drivers/net/wireless/microchip/wilc1000/hif.c +++ b/drivers/net/wireless/microchip/wilc1000/hif.c @@ -1594,7 +1594,7 @@ void wilc_network_info_received(struct wilc *wilc, u8 *buffer, u32 length) msg->body.net_info.rssi = buffer[8]; msg->body.net_info.mgmt = kmemdup(&buffer[9], msg->body.net_info.frame_len, - GFP_KERNEL); + GFP_ATOMIC); if (!msg->body.net_info.mgmt) { kfree(msg); goto out;