In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 52:

  while [ 1 ]; do

          ^-- SC2161 (style): Instead of '[ 1 ]', use 'true'.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 53:

    val=$(cat $port/value)

              ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 

    val=$(cat "$port"/value)

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 58:

    x=$(($x+1))

         ^-- SC2004 (style): $/${} is unnecessary on arithmetic variables.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 59:

    if [ "$x" > 500 ]; then

              ^-- SC2071 (error): > is for string comparisons. Use -gt instead.

              ^-- SC3012 (warning): In POSIX sh, lexicographical > is undefined.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 68:

while [ 1 ]; do

        ^-- SC2161 (style): Instead of '[ 1 ]', use 'true'.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 84:

  COUNT=$(($COUNT+1))

           ^----^ SC2004 (style): $/${} is unnecessary on arithmetic variables.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/a1601_test.sh line 85:

  if [ `expr $COUNT % 100` -eq 0 ]; then

       ^-----------------^ SC2046 (warning): Quote this to prevent word splitting.

       ^-----------------^ SC2006 (style): Use $(...) notation instead of legacy backticks `...`.

        ^--^ SC2003 (style): expr is antiquated. Consider rewriting this using $((..)), ${} or [[ ]].

Did you mean: 

  if [ $(expr $COUNT % 100) -eq 0 ]; then

For more information:

  https://www.shellcheck.net/wiki/SC2071 -- > is for string comparisons. Use ...

  https://www.shellcheck.net/wiki/SC2046 -- Quote this to prevent word splitt...

  https://www.shellcheck.net/wiki/SC3012 -- In POSIX sh, lexicographical > is...