In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/share/opkg/intercept/depmod line 4:

if [ "x$1" = "x-a" ] || [ "x$1" = "x-A" ]; then

     ^---^ SC2268 (style): Avoid x-prefix in comparisons as it no longer serves a purpose.

                          ^---^ SC2268 (style): Avoid x-prefix in comparisons as it no longer serves a purpose.

Did you mean: 

if [ "$1" = "-a" ] || [ "$1" = "-A" ]; then

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/share/opkg/intercept/depmod line 5:

  echo "depmod $@" >> $OPKG_INTERCEPT_DIR/depmod

               ^-- SC2145 (error): Argument mixes string and array. Use * or separate argument.

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

Did you mean: 

  echo "depmod $@" >> "$OPKG_INTERCEPT_DIR"/depmod

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/share/opkg/intercept/depmod line 6:

  sort -u $OPKG_INTERCEPT_DIR/depmod > $OPKG_INTERCEPT_DIR/depmod.tmp

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

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

Did you mean: 

  sort -u "$OPKG_INTERCEPT_DIR"/depmod > "$OPKG_INTERCEPT_DIR"/depmod.tmp

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/share/opkg/intercept/depmod line 7:

  mv $OPKG_INTERCEPT_DIR/depmod.tmp $OPKG_INTERCEPT_DIR/depmod

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

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

Did you mean: 

  mv "$OPKG_INTERCEPT_DIR"/depmod.tmp "$OPKG_INTERCEPT_DIR"/depmod

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/share/opkg/intercept/depmod line 8:

  chmod +x $OPKG_INTERCEPT_DIR/depmod

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

Did you mean: 

  chmod +x "$OPKG_INTERCEPT_DIR"/depmod

In /logs/firmware/patool_extraction/rootfs.img_unblob_extracted/rootfs.img_extract/0-50593792.squashfs_v4_le_extract/usr/share/opkg/intercept/depmod line 12:

/sbin/depmod $*

             ^-- SC2048 (warning): Use "$@" (with quotes) to prevent whitespace problems.

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

Did you mean: 

/sbin/depmod "$*"

For more information:

  https://www.shellcheck.net/wiki/SC2145 -- Argument mixes string and array. ...

  https://www.shellcheck.net/wiki/SC2048 -- Use "$@" (with quotes) to prevent...

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