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[PATCH v5.6 3/7] iwlwifi: check allocated pointer when allocating conf_tlvs

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From: Luca Coelho <luciano.coelho@xxxxxxxxx>

We were erroneously checking the length of the tlv instead of checking
the pointer returned by kmemdup() when allocating dbg_conf_tlv[].
This was probably a typo.  Fix it by checking the returned pointer
instead of the length.

Reported-by: Markus Elfring <Markus.Elfring@xxxxxx>
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
---
 drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index 2d1cb4647c3b..0481796f75bc 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -1467,7 +1467,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
 				kmemdup(pieces->dbg_conf_tlv[i],
 					pieces->dbg_conf_tlv_len[i],
 					GFP_KERNEL);
-			if (!pieces->dbg_conf_tlv_len[i])
+			if (!pieces->dbg_conf_tlv[i])
 				goto out_free_fw;
 		}
 	}
-- 
2.25.1




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