1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/caif/caif_spi.c b/drivers/net/caif/caif_spi.c
index 6c948037fc78..f5058ff2b210 100644
--- a/drivers/net/caif/caif_spi.c
+++ b/drivers/net/caif/caif_spi.c
@@ -165,6 +165,9 @@ static ssize_t dbgfs_state(struct file *file, char __user *user_buf,
         len += snprintf((buf + len), (DEBUGFS_BUF_SIZE - len),
                         "Next RX len: %d\n", cfspi->rx_npck_len);
 
+        if (len > DEBUGFS_BUF_SIZE)
+                len = DEBUGFS_BUF_SIZE;
+
         size = simple_read_from_buffer(user_buf, count, ppos, buf, len);
         kfree(buf);