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ACPI: PCI: Use scnprintf() for avoiding potential buffer overflow
authorTakashi Iwai <tiwai@suse.de>
Wed, 11 Mar 2020 07:09:58 +0000 (08:09 +0100)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Sat, 14 Mar 2020 10:15:10 +0000 (11:15 +0100)
commit7bc3ee4ed6d8032883b1c3bc5037b26e1ce97e2a
tree6d1060a8d1d244f8d6494a705b539045a0471fe0tree | snapshot
parent123063f2101dc149e029de1dddb97859efae82d1commit | diff
ACPI: PCI: Use scnprintf() for avoiding potential buffer overflow

Since snprintf() returns the would-be-output size instead of the
actual output size, the succeeding calls may go beyond the given
buffer limit.  Fix it by replacing with scnprintf().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/pci_root.c diff | blob | history
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