From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Sun, 16 Jan 2022 19:46:20 +0100
Subject: ice: Don't use GFP_KERNEL in atomic context
Patch-mainline: v5.17-rc8
Git-commit: 3d97f1afd8d831e0c0dc1157418f94b8faa97b54
References: git-fixes

ice_misc_intr() is an irq handler. It should not sleep.

Use GFP_ATOMIC instead of GFP_KERNEL when allocating some memory.

Fixes: 348048e724a0 ("ice: Implement iidc operations")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Tested-by: Leszek Kaliszczuk <leszek.kaliszczuk@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/intel/ice/ice_main.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -3002,7 +3002,7 @@ static irqreturn_t ice_misc_intr(int __a
 		struct iidc_event *event;
 
 		ena_mask &= ~ICE_AUX_CRIT_ERR;
-		event = kzalloc(sizeof(*event), GFP_KERNEL);
+		event = kzalloc(sizeof(*event), GFP_ATOMIC);
 		if (event) {
 			set_bit(IIDC_EVENT_CRIT_ERR, event->type);
 			/* report the entire OICR value to AUX driver */