ar71xx: ag71xx: fix build error if debugfs is enabled

SVN-Revision: 26854

diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c
index e41162a792a82178515014861e968f322d6f560e..90a50dad07296c7981a4eea3b89381aebc38dadc 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c
+++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c
@@ -184,14 +184,15 @@ static ssize_t read_file_ring(struct file *file, char __user *user_buf,
        desc_hw = ag71xx_rr(ag, desc_reg);
        for (i = 0; i < ring_size; i++) {
                struct ag71xx_buf *ab = &ring->buf[i];
+               u32 desc_dma = ((u32) ring->descs_dma) + i * ring->desc_size;
 
                len += snprintf(buf + len, buflen - len,
                        "%3d %c%c%c %08x %08x %08x %08x %c %10lu\n",
                        i,
                        (i == curr) ? 'C' : ' ',
                        (i == dirty) ? 'D' : ' ',
-                       (desc_hw == ab->desc_dma) ? 'H' : ' ',
-                       ab->desc_dma,
+                       (desc_hw == desc_dma) ? 'H' : ' ',
+                       desc_dma,
                        ab->desc->next,
                        ab->desc->data,
                        ab->desc->ctrl,