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iwlwifi: fix length check in multi-TB HCMD

As reported by Ben Hutchings, there was a harmless issue in
the checks being done on the lengths of the TBs while
building the TFD for a multi-TB host command.

Cc: stable@vger@kernel.org
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Emmanuel Grumbach 2013-03-14 08:35:06 +02:00 committed by Johannes Berg
parent 2470b36e84
commit cc904c7188

View File

@ -1264,7 +1264,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans,
for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) {
int copy = 0;
if (!cmd->len)
if (!cmd->len[i])
continue;
/* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */