CVSROOT:        /cvs
Module name:    src
Changes by:     m...@cvs.openbsd.org    2011/04/06 07:46:51

Modified files:
        sys/arch/alpha/alpha: disksubr.c 
        sys/arch/amd64/amd64: disksubr.c 
        sys/arch/arm/arm: disksubr.c 
        sys/arch/aviion/aviion: disksubr.c 
        sys/arch/hp300/hp300: disksubr.c 
        sys/arch/hppa/hppa: disksubr.c 
        sys/arch/hppa64/hppa64: disksubr.c 
        sys/arch/i386/i386: disksubr.c 
        sys/arch/landisk/landisk: disksubr.c 
        sys/arch/loongson/loongson: disksubr.c 
        sys/arch/luna88k/luna88k: disksubr.c 
        sys/arch/mac68k/mac68k: disksubr.c 
        sys/arch/macppc/macppc: disksubr.c 
        sys/arch/mvme68k/mvme68k: disksubr.c 
        sys/arch/mvme88k/mvme88k: disksubr.c 
        sys/arch/mvmeppc/mvmeppc: disksubr.c 
        sys/arch/octeon/octeon: disksubr.c 
        sys/arch/sgi/sgi: disksubr.c 
        sys/arch/socppc/socppc: disksubr.c 
        sys/arch/sparc/sparc: disksubr.c 
        sys/arch/sparc64/sparc64: disksubr.c 
        sys/arch/vax/vax: disksubr.c 

Log message:
The various read*label() have stopped returning error strings for quite
some time, and return errnos instead. Fix or remove out-of-date comments
mentioning the error strings, and make their callers check the return value
against zero, not NULL.

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