pinctrl: sh-pfc: checker: Improve pin group checks
authorGeert Uytterhoeven <geert+renesas@glider.be>
Fri, 10 Jan 2020 13:19:22 +0000 (14:19 +0100)
committerGeert Uytterhoeven <geert+renesas@glider.be>
Fri, 21 Feb 2020 12:57:44 +0000 (13:57 +0100)
commit40c8e4aad4e1575e101576aab1313f99ed3df49d
tree7a79b11c946989ff2e5ec2e8dcceae9aae7084be
parenta95b077db4fcf5aeeaf74372e31d684df29cb033
pinctrl: sh-pfc: checker: Improve pin group checks

Improve the checks for pin group descriptors:
  1. Introduce a local variable for the current group, to make the
     checks easier to read,
  2. Pin group names must be unique.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Link: https://lore.kernel.org/r/20200110131927.1029-9-geert+renesas@glider.be
drivers/pinctrl/sh-pfc/core.c