1 files changed, 2 insertions, 2 deletions

diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 2a68bb3db772..fc2f7aa4dca7 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1409,11 +1409,11 @@ static ssize_t read_flush(struct file *file, char __user *buf,
                           size_t count, loff_t *ppos,
                           struct cache_detail *cd)
 {
-        char tbuf[20];
+        char tbuf[22];
         unsigned long p = *ppos;
         size_t len;
 
-        sprintf(tbuf, "%lu\n", convert_to_wallclock(cd->flush_time));
+        snprintf(tbuf, sizeof(tbuf), "%lu\n", convert_to_wallclock(cd->flush_time));
         len = strlen(tbuf);
         if (p >= len)
                 return 0;