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-rw-r--r--src/device/mod.rs5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/device/mod.rs b/src/device/mod.rs
index 5082537..c84faa1 100644
--- a/src/device/mod.rs
+++ b/src/device/mod.rs
@@ -223,9 +223,8 @@ fn get_hidapi_serial_number(serial_number: &str) -> Option<SerialNumber> {
return None;
}
- let iter = serial_number.char_indices().rev();
- let first_non_null = iter.skip_while(|(_, c)| *c == '0').next();
- if let Some((i, _)) = first_non_null {
+ let mut iter = serial_number.char_indices().rev();
+ if let Some((i, _)) = iter.find(|(_, c)| *c != '0') {
let substr = if len - i < 8 {
// The last eight characters contain at least one non-zero character --> use them
serial_number.split_at(len - 8).1