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ACPI: scan: initialize local variable to avoid garbage being returned
In the unlikely event that there are no callback calls made in
acpi_walk_dep_device_list(), local variable ret will be returned as
an uninitialized value.
Clean up static analysis warnings by ensuring ret is initialized.
Addresses-Coverity: ("Uninitialized scalar variable")
Fixes: a9e10e5873
("ACPI: scan: Extend acpi_walk_dep_device_list()")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Daniel Scally <djrscally@gmail.com>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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1 changed files with 1 additions and 1 deletions
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@ -2150,7 +2150,7 @@ int acpi_walk_dep_device_list(acpi_handle handle,
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void *data)
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{
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struct acpi_dep_data *dep, *tmp;
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int ret;
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int ret = 0;
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mutex_lock(&acpi_dep_list_lock);
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list_for_each_entry_safe(dep, tmp, &acpi_dep_list, node) {
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