IB: Fix display of 4-bit port counters in sysfs

The code to display local_link_integrity_errors and
excessive_buffer_overrun_errors in
/sys/class/infiniband/<hca>/ports/<n>/counters/
uses the wrong shift to extract the 4 bit values.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 15121cb5a1f6..21f9282c1b25 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -336,7 +336,7 @@ static ssize_t show_pma_counter(struct ib_port *p, struct port_attribute *attr,
         switch (width) {
         case 4:
                 ret = sprintf(buf, "%u\n", (out_mad->data[40 + offset / 8] >>
-                                            (offset % 4)) & 0xf);
+                                            (4 - (offset % 8))) & 0xf);
                 break;
         case 8:
                 ret = sprintf(buf, "%u\n", out_mad->data[40 + offset / 8]);