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-rw-r--r--components/swap.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/components/swap.c b/components/swap.c
index c005691..465ffd4 100644
--- a/components/swap.c
+++ b/components/swap.c
@@ -76,6 +76,10 @@
}
sscanf(match, "SwapFree: %ld kB\n", &free);
+ if (total == 0) {
+ return NULL;
+ }
+
return bprintf("%d%%", 100 * (total - free - cached) / total);
}