From: Michal Nazarewicz <min...@mina86.com>

The rest of the code seem to imply that rmf_dumper may indeed be
NULL.  Change the code so that dumping is not even considered if
rmf_dumper callback is not set.

Signed-off-by: Michal Nazarewicz <min...@mina86.com>
---
 drivers/staging/lustre/lustre/ptlrpc/layout.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/lustre/lustre/ptlrpc/layout.c 
b/drivers/staging/lustre/lustre/ptlrpc/layout.c
index 4d6ac686..f7b383c 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/layout.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/layout.c
@@ -1829,8 +1829,11 @@ swabber_dumper_helper(struct req_capsule *pill,
        else
                do_swab = 0;
 
+       if (!field->rmf_dumper)
+               dump = 0;
+
        if (!(field->rmf_flags & RMF_F_STRUCT_ARRAY)) {
-               if (dump && field->rmf_dumper) {
+               if (dump) {
                        CDEBUG(D_RPCTRACE, "Dump of %sfield %s follows\n",
                               do_swab ? "unswabbed " : "", field->rmf_name);
                        field->rmf_dumper(value);
@@ -1856,7 +1859,7 @@ swabber_dumper_helper(struct req_capsule *pill,
        for (p = value, i = 0, n = len / field->rmf_size;
             i < n;
             i++, p += field->rmf_size) {
-               if (dump && field->rmf_dumper) {
+               if (dump) {
                        CDEBUG(D_RPCTRACE, "Dump of %sarray field %s, "
                               "element %d follows\n",
                               do_swab ? "unswabbed " : "", field->rmf_name, i);
@@ -1865,7 +1868,7 @@ swabber_dumper_helper(struct req_capsule *pill,
                if (!do_swab)
                        continue;
                swabber(p);
-               if (dump && field->rmf_dumper) {
+               if (dump) {
                        CDEBUG(D_RPCTRACE, "Dump of swabbed array field %s, "
                               "element %d follows\n", field->rmf_name, i);
                        field->rmf_dumper(value);
-- 
1.8.4.1

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