KernelTrap: Kernel Compilation Warnings

“A recent string of patches posted to the lkml attempted to
clean up compiler warnings, and lead to numerous discussions about
the appropriate way to fix warnings. One thread discussed a warning
caused by what the compiler inappropriately believed was an
unitialized variable, to which Alan Cox replied, ‘hiding warnings
like this can be a hazard as it will hide real warnings later on.’
He went on to suggest the warning was a good thing as it encourages
developers to continue to review the code, ‘while the warning is
present people will check it now and again…'”

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