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Revision 64b4c411a6c7a5f27555bfc2d6310b87bde3db67 authored by Andrew Morton on 21 October 2022, 04:19:22 UTC, committed by Andrew Morton on 28 October 2022, 20:37:22 UTC 
ipc/msg.c: fix percpu_counter use after free
 
These percpu counters are referenced in free_ipcs->freeque, so destroy
them later.

Fixes: 72d1e611082e ("ipc/msg: mitigate the lock contention with percpu counter")
Reported-by: syzbot+96e659d35b9d6b541152@syzkaller.appspotmail.com
Tested-by: Mark Rutland <mark.rutland@arm.com>
Cc: Jiebin Sun <jiebin.sun@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
1 parent 27d676a
Raw File
blk-mq-pci.h 
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BLK_MQ_PCI_H
#define _LINUX_BLK_MQ_PCI_H

struct blk_mq_queue_map;
struct pci_dev;

void blk_mq_pci_map_queues(struct blk_mq_queue_map *qmap, struct pci_dev *pdev,
			   int offset);

#endif /* _LINUX_BLK_MQ_PCI_H */
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