diff --git a/runtime/src/snapshot_utils.rs b/runtime/src/snapshot_utils.rs
index 1d98518cb9..55002602bb 100644
--- a/runtime/src/snapshot_utils.rs
+++ b/runtime/src/snapshot_utils.rs
@@ -2934,35 +2934,36 @@ pub fn verify_snapshot_archive(
     assert!(!dir_diff::is_different(&storages_to_verify, unpack_account_dir).unwrap());
 }
 
-/// Remove outdated bank snapshots
+/// Purges bank snapshots, retaining the newest `num_bank_snapshots_to_retain`
 pub fn purge_old_bank_snapshots(
     bank_snapshots_dir: impl AsRef<Path>,
     num_bank_snapshots_to_retain: usize,
     filter_by_type: Option<BankSnapshotType>,
 ) {
-    let do_purge = |mut bank_snapshots: Vec<BankSnapshotInfo>| {
-        bank_snapshots.sort_unstable();
-        bank_snapshots
-            .into_iter()
-            .rev()
-            .skip(num_bank_snapshots_to_retain)
-            .for_each(|bank_snapshot| {
-                let r = purge_bank_snapshot(&bank_snapshot.snapshot_dir);
-                if r.is_err() {
-                    warn!(
-                        "Couldn't purge bank snapshot at: {}",
-                        bank_snapshot.snapshot_dir.display()
-                    );
-                }
-            })
-    };
-
-    let bank_snapshots = match filter_by_type {
+    let mut bank_snapshots = match filter_by_type {
         Some(BankSnapshotType::Pre) => get_bank_snapshots_pre(&bank_snapshots_dir),
         Some(BankSnapshotType::Post) => get_bank_snapshots_post(&bank_snapshots_dir),
         None => get_bank_snapshots(&bank_snapshots_dir),
     };
-    do_purge(bank_snapshots);
+
+    bank_snapshots.sort_unstable();
+    purge_bank_snapshots(
+        bank_snapshots
+            .iter()
+            .rev()
+            .skip(num_bank_snapshots_to_retain),
+    );
+}
+
+/// Purges all `bank_snapshots`
+///
+/// Does not exit early if there is an error while purging a bank snapshot.
+fn purge_bank_snapshots<'a>(bank_snapshots: impl IntoIterator<Item = &'a BankSnapshotInfo>) {
+    for snapshot_dir in bank_snapshots.into_iter().map(|s| &s.snapshot_dir) {
+        if purge_bank_snapshot(snapshot_dir).is_err() {
+            warn!("Failed to purge bank snapshot: {}", snapshot_dir.display());
+        }
+    }
 }
 
 /// Remove the bank snapshot at this path