db845c: qcom: tqftpserv: Null terminate firmware_value string

Null terminate firmware_value string to prevent
strlen() read past the end of buffer.

Change-Id: I57cd01c4d0c58c6057872bc4b36129f09bc034a3
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
1 file changed