This patch does a lot of cleanup of the indentation in places to use 4 spaces instead of tabs.  Note, this is not really what is preferred but what is used by this script, this change tries to make indentation consistent in the script.
This patch does a lot of cleanup of the indentation in places to use 4
spaces instead of tabs.  Note, this is not really what is preferred but
what is used by this script, this change tries to make indentation
consistent in the script.

This patch also makes sure that any called commands redirect their
error messages to /dev/null and makes sure that bootlist error messages
are written to stderr.

Signed-off-by: Nathan Fontenot <4b7bfe500077bf77c5456931a34b0b70e36e0bc6@linux.vnet.ibm.com>

leitao/powerpc-ibm-utils-debian,mdroth/powerpc-utils,leitao/powerpc-ibm-utils-debian,tyreld/powerpc-utils,kamalesh-babulal/powerpc-utils,shenki/powerpc-utils,mdroth/powerpc-utils,tyreld/powerpc-utils,mdroth/powerpc-utils,kamalesh-babulal/powerpc-utils,shenki/powerpc-utils,leitao/powerpc-ibm-utils-debian,shenki/powerpc-utils,kamalesh-babulal/powerpc-utils,tyreld/powerpc-utils