[PATCH 4.5 073/200] pinctrl: single: Fix pcs_parse_bits_in_pinctrl_entry to use __ffs than ffs

4.5-stable review patch. If anyone has any objections, please let me know. -- From: Keerthy commit 56b367c0cd67d4c3006738e7dc9dda9273fd2bfe upstream. pcs_parse_bits_in_pinctrl_entry uses ffs which gives bit indices ranging from 1 to MAX. This leads to a

[PATCH 4.5 073/200] pinctrl: single: Fix pcs_parse_bits_in_pinctrl_entry to use __ffs than ffs

4.5-stable review patch. If anyone has any objections, please let me know. -- From: Keerthy commit 56b367c0cd67d4c3006738e7dc9dda9273fd2bfe upstream. pcs_parse_bits_in_pinctrl_entry uses ffs which gives bit indices ranging from 1 to MAX. This leads to a corner case where we