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authorViresh Kumar <viresh.kumar@linaro.org>2015-08-06 12:44:52 +0530
committerGreg Kroah-Hartman <gregkh@google.com>2015-08-10 17:28:30 -0700
commit7fea641c94d645bf30712cb6e6c498597c7e5634 (patch)
treeb7bc7c114539605b6218e6b84fe2f58bf673541c /drivers/staging/greybus/raw.c
parent47a96858b526e14882438e455ec078fc7e51155b (diff)
downloadop-kernel-dev-7fea641c94d645bf30712cb6e6c498597c7e5634.zip
op-kernel-dev-7fea641c94d645bf30712cb6e6c498597c7e5634.tar.gz
greybus: raw: Print expected/actual payload size on mismatch
Print (expected-payload-size actual-payload-size), when the size doesn't match for requests received by the module. This gives more details required for debugging the issue. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Reviewed-by: Alex Elder <elder@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Diffstat (limited to 'drivers/staging/greybus/raw.c')
-rw-r--r--drivers/staging/greybus/raw.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/staging/greybus/raw.c b/drivers/staging/greybus/raw.c
index 3be96db..a17a986 100644
--- a/drivers/staging/greybus/raw.c
+++ b/drivers/staging/greybus/raw.c
@@ -121,7 +121,8 @@ static int gb_raw_receive(u8 type, struct gb_operation *op)
/* Verify size of payload */
if (op->request->payload_size < sizeof(*receive)) {
- dev_err(raw->device, "raw receive request too small\n");
+ dev_err(raw->device, "raw receive request too small (%zu < %zu)\n",
+ op->request->payload_size, sizeof(*receive));
return -EINVAL;
}
receive = op->request->payload;
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