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author | Thomas Gleixner <tglx@linutronix.de> | 2021-11-09 14:53:57 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2021-11-11 09:50:31 +0100 |
commit | 3735459037114d31e5acd9894fad9aed104231a0 (patch) | |
tree | 8889f1aa3106cf48b733f6c9a6ae19f5f9491128 /drivers/eisa | |
parent | f21082fb20dbfb3e42b769b59ef21c2a7f2c7c1f (diff) | |
download | linux-3735459037114d31e5acd9894fad9aed104231a0.tar.bz2 |
PCI/MSI: Destroy sysfs before freeing entries
free_msi_irqs() frees the MSI entries before destroying the sysfs entries
which are exposing them. Nothing prevents a concurrent free while a sysfs
file is read and accesses the possibly freed entry.
Move the sysfs release ahead of freeing the entries.
Fixes: 1c51b50c2995 ("PCI/MSI: Export MSI mode using attributes, not kobjects")
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Bjorn Helgaas <helgaas@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/87sfw5305m.ffs@tglx
Diffstat (limited to 'drivers/eisa')
0 files changed, 0 insertions, 0 deletions