In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 31:

if [ ! -e $file ]; then

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

Did you mean: 

if [ ! -e "$file" ]; then

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 33:

elif [ ! -f $file ]; then

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

Did you mean: 

elif [ ! -f "$file" ]; then

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 35:

elif [ -r $file ]; then

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

Did you mean: 

elif [ -r "$file" ]; then

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 45:

  [ $? = 0 ] || ret=$?

    ^-- SC2181 (style): Check exit code directly with e.g. 'if mycmd;', not indirectly with $?.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 46:

  [ $ret = 0 ] || { result=$ret; break; }

                                 ^---^ SC2105 (error): break is only valid in loops.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 48:

  [ $? = 0 ] || ret=$?

    ^-- SC2181 (style): Check exit code directly with e.g. 'if mycmd;', not indirectly with $?.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 49:

  [ $ret = 0 ] || { result=$ret; break; }

                                 ^---^ SC2105 (error): break is only valid in loops.

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/bin/ldd line 55:

    [ -z "$trace_out" ] && [ $silent = 1 ] || echo "ldd: $trace_out" | tr '\t' ' ' >&

                        ^-- SC2015 (info): Note that A && B || C is not if-then-else. C may run when A is true.

For more information:

  https://www.shellcheck.net/wiki/SC2105 -- break is only valid in loops.

  https://www.shellcheck.net/wiki/SC2015 -- Note that A && B || C is not if-t...

  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...