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iwlwifi: actually check allocated conf_tlv pointer

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Commit 71bc0334a6 ("iwlwifi: check allocated pointer when allocating
conf_tlvs") attempted to fix a typoe introduced by commit 17b809c9b2
("iwlwifi: dbg: move debug data to a struct") but does not implement the
check correctly.

Fixes: 71bc0334a6 ("iwlwifi: check allocated pointer when allocating conf_tlvs")
Tweeted-by: @grsecurity
Signed-off-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Sedat Dilek <sedat.dilek@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200417074558.12316-1-sedat.dilek@gmail.com
This commit is contained in:
Chris Rorvick 2020-04-17 09:45:58 +02:00 committed by Kalle Valo
parent 1f8fbe9c93
commit a176e114ac
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/intel/iwlwifi/iwl-drv.c
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@ -1467,7 +1467,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
kmemdup(pieces->dbg_conf_tlv[i], kmemdup(pieces->dbg_conf_tlv[i],
pieces->dbg_conf_tlv_len[i], pieces->dbg_conf_tlv_len[i],
GFP_KERNEL); GFP_KERNEL);
if (!pieces->dbg_conf_tlv[i]) if (!drv->fw.dbg.conf_tlv[i])
goto out_free_fw; goto out_free_fw;
} }
} }