NFC: Fix possible NULL pointer dereference issue



Due to possible NULL pointer dereference
kw issues are seen.

Modify code and add proper NULL check to avoid
NULL pointer dereference.

Change-Id: Ie9f19fa9ac57a108575c08bdc123313eea3df49c
Signed-off-by: Tapas Dey <tdey@codeaurora.org>

parent 6a2beea9

drivers/nfc/qti/nfc_common.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -369,10 +369,14 @@ void read_cold_reset_rsp(struct nfc_dev nfc_dev, char header)
		__func__);
		goto error;
		}
		} else {
		} else if (header) {

		/* For I3C driver, header is read by the worker thread */
		memcpy(cold_reset_rsp, header, NCI_HDR_LEN);

		} else {
		pr_err("%s: - invalid or NULL header\n", __func__);
		goto error;
		}

		if ((cold_reset_rsp[0] != COLD_RESET_RSP_GID)