1geterror(9F)             Kernel Functions for Drivers             geterror(9F)
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NAME

6       geterror - return I/O error
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SYNOPSIS

9       #include <sys/types.h>
10       #include <sys/buf.h>
11       #include <sys/ddi.h>
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15       int geterror(struct buf *bp);
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INTERFACE LEVEL

19       Architecture independent level 1 (DDI/DKI).
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PARAMETERS

22       bp    Pointer to a buf(9S) structure.
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DESCRIPTION

26       The  geterror() function returns the error number  from the error field
27       of the  buffer header structure.
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RETURN VALUES

30       An error number indicating the error condition of the  I/O  request  is
31       returned. If the I/O request completes successfully, 0 is returned.
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CONTEXT

34       The  geterror()  function can be called from user, interrupt, or kernel
35       context.
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SEE ALSO

38       buf(9S)
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41       Writing Device Drivers
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45SunOS 5.11                        16 Jan 2006                     geterror(9F)