[PATCH AUTOSEL for 4.4 074/101] cifs: small underflow in cnvrtDosUnixTm()

From: Dan Carpenter [ Upstream commit 564277eceeca01e02b1ef3e141cfb939184601b4 ] January is month 1. There is no zero-th month. If someone passes a zero month then it means we read from one space before the start of the total_days_of_prev_months[] array. We may as

[PATCH AUTOSEL for 4.4 074/101] cifs: small underflow in cnvrtDosUnixTm()

From: Dan Carpenter [ Upstream commit 564277eceeca01e02b1ef3e141cfb939184601b4 ] January is month 1. There is no zero-th month. If someone passes a zero month then it means we read from one space before the start of the total_days_of_prev_months[] array. We may as well also be strict about