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    Subject[PATCH 3.12 141/181] ACPICA: utstring: Check array index bound before use.
    Date
    From: David Binderman <dcb314@hotmail.com>

    3.12-stable review patch. If anyone has any objections, please let me know.

    ===============

    commit 5d42b0fa25df7ef2f575107597c1aaebe2407d10 upstream.

    ACPICA BZ 1077. David Binderman.

    References: https://bugs.acpica.org/show_bug.cgi?id=1077
    Signed-off-by: David Binderman <dcb314@hotmail.com>
    Signed-off-by: Bob Moore <robert.moore@intel.com>
    Signed-off-by: Lv Zheng <lv.zheng@intel.com>
    Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
    Signed-off-by: Jiri Slaby <jslaby@suse.cz>
    ---
    drivers/acpi/acpica/utstring.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/acpi/acpica/utstring.c b/drivers/acpi/acpica/utstring.c
    index cb1e9cc32d5f..3d8748ae488f 100644
    --- a/drivers/acpi/acpica/utstring.c
    +++ b/drivers/acpi/acpica/utstring.c
    @@ -353,7 +353,7 @@ void acpi_ut_print_string(char *string, u16 max_length)
    }

    acpi_os_printf("\"");
    - for (i = 0; string[i] && (i < max_length); i++) {
    + for (i = 0; (i < max_length) && string[i]; i++) {

    /* Escape sequences */

    --
    2.0.0


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