From: Emmanuel Grumbach Date: Thu, 14 Mar 2013 06:35:06 +0000 (+0200) Subject: iwlwifi: fix length check in multi-TB HCMD X-Git-Tag: v3.9-rc6~9^2~10^2^2~2^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cc904c7188c29847817f35e6966fec3014c7479b;p=platform%2Fkernel%2Flinux-stable.git 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 Signed-off-by: Johannes Berg --- diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 8595c16..cb5c679 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -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 */