In /logs/firmware/unblob_extracted/firmware_extract/11108416-13869836.lzma_extract/lzma.uncompressed_extract/3761304-11775640.cpio_portable_ascii_extract/usr/bin/insmod_wifi line 3:

if [ $TRANSFER_MODE = "IIC" ]; then

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

Did you mean: 

if [ "$TRANSFER_MODE" = "IIC" ]; then

In /logs/firmware/unblob_extracted/firmware_extract/11108416-13869836.lzma_extract/lzma.uncompressed_extract/3761304-11775640.cpio_portable_ascii_extract/usr/bin/insmod_wifi line 10:

if [ $? -ne 0 ]; then

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

In /logs/firmware/unblob_extracted/firmware_extract/11108416-13869836.lzma_extract/lzma.uncompressed_extract/3761304-11775640.cpio_portable_ascii_extract/usr/bin/insmod_wifi line 16:

if [ $? -ne 0 ]; then

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

For more information:

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

  https://www.shellcheck.net/wiki/SC2181 -- Check exit code directly with e.g...