Commit b5a8ffca authored by Lior David's avatar Lior David Committed by Kalle Valo
Browse files

wil6210: missing length check in wmi_set_ie 



Add a length check in wmi_set_ie to detect unsigned integer
overflow.

Signed-off-by: default avatarLior David <qca_liord@qca.qualcomm.com>
Signed-off-by: default avatarMaya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 705d2fde

drivers/net/wireless/ath/wil6210/wmi.c

+7 −1
Original line number Diff line number Diff line
@@ -1616,8 +1616,14 @@ int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie) 
	};

	int rc;

	u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len;

	struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL);

	struct wmi_set_appie_cmd *cmd;



	if (len < ie_len) {

		rc = -EINVAL;

		goto out;

	}



	cmd = kzalloc(len, GFP_KERNEL);

	if (!cmd) {

		rc = -ENOMEM;

		goto out;

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