route-update.sh: fix multipath route count with POSIX character class

grep '\t' in bracket expression matches literal backslash+t, not tab. Use [^[:space:]] which works correctly with multipath nexthop lines. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

route-update.sh: fix multipath route count with POSIX character class
4f62bb79 · Vitaly Lipatov · f650bde2 · 4f62bb79
Commit 4f62bb79 authored Feb 18, 2026 by Vitaly Lipatov
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route-update.sh router/route-update.sh +1 -1

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--- a/router/route-update.sh
+++ b/router/route-update.sh
@@ -411,7 +411,7 @@ process_routes()
        rm -f "$stale"

        # Verify route count matches expected
-        local actual=$($ipcmd route show table "$table" 2>/dev/null | grep -c '^[^\t ]')
+        local actual=$($ipcmd route show table "$table" 2>/dev/null | grep -c '^[^[:space:]]')
        if [ "$actual" != "$count" ] ; then
            log "[$name]$label WARNING: route count mismatch: expected $count, got $actual"
        else