iwlwifi: pcie: fix prph dump length

commit 87dd634ae72bb8f6d0dd12f1cbbc67c7da6dba3b upstream.

The length counting previously done had an error in it, causing
the length down the data dumping function to be shorter than it
should be, causing the end of the data to get truncated off and
lost.

Fixes: 67c65f2cf710 ("iwlwifi: dump periphery registers to fw-error-dump")
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c
index 6c02467a37c81f627c2b8b562b12823d915f2f58..bb36d67a7ae9aa153d65d8ee00c46e2ca81627b7 100644 (file)
--- a/drivers/net/wireless/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/iwlwifi/pcie/trans.c
@@ -1891,8 +1891,7 @@ static u32 iwl_trans_pcie_dump_prph(struct iwl_trans *trans,
                int reg;
                __le32 *val;
 
-               prph_len += sizeof(*data) + sizeof(*prph) +
-                       num_bytes_in_chunk;
+               prph_len += sizeof(**data) + sizeof(*prph) + num_bytes_in_chunk;
 
                (*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PRPH);
                (*data)->len = cpu_to_le32(sizeof(*prph) +