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Polish error handling with biofinish().

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This commit is contained in:
Poul-Henning Kamp 2001-05-08 09:10:27 +00:00
parent d4e6d409ca
commit 724682d233
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=76366
2 changed files with 30 additions and 28 deletions
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29
sys/dev/ccd/ccd.c
View File

@ -790,14 +790,15 @@ ccdstrategy(bp)
printf("ccdstrategy(%p): unit %d\n", bp, unit);
#endif
if ((cs->sc_flags & CCDF_INITED) == 0) {
bp->bio_error = ENXIO;
bp->bio_flags |= BIO_ERROR;
goto done;
biofinish(bp, NULL, ENXIO);
return;
}
/* If it's a nil transfer, wake up the top half now. */
if (bp->bio_bcount == 0)
goto done;
if (bp->bio_bcount == 0) {
biodone(bp);
return;
}
lp = &cs->sc_label;
@ -807,8 +808,10 @@ ccdstrategy(bp)
*/
wlabel = cs->sc_flags & (CCDF_WLABEL|CCDF_LABELLING);
if (ccdpart(bp->bio_dev) != RAW_PART) {
if (bounds_check_with_label(bp, lp, wlabel) <= 0)
goto done;
if (bounds_check_with_label(bp, lp, wlabel) <= 0) {
biodone(bp);
return;
}
} else {
int pbn; /* in sc_secsize chunks */
long sz; /* in sc_secsize chunks */
@ -823,11 +826,11 @@ ccdstrategy(bp)
if (pbn < 0 || pbn >= cs->sc_size) {
bp->bio_resid = bp->bio_bcount;
if (pbn != cs->sc_size) {
bp->bio_error = EINVAL;
bp->bio_flags |= BIO_ERROR;
}
goto done;
if (pbn != cs->sc_size)
biofinish(bp, NULL, EINVAL);
else
biodone(bp);
return;
}
/*
@ -848,8 +851,6 @@ ccdstrategy(bp)
ccdstart(cs, bp);
splx(s);
return;
done:
biodone(bp);
}
static void

29
sys/geom/geom_ccd.c
View File

@ -790,14 +790,15 @@ ccdstrategy(bp)
printf("ccdstrategy(%p): unit %d\n", bp, unit);
#endif
if ((cs->sc_flags & CCDF_INITED) == 0) {
bp->bio_error = ENXIO;
bp->bio_flags |= BIO_ERROR;
goto done;
biofinish(bp, NULL, ENXIO);
return;
}
/* If it's a nil transfer, wake up the top half now. */
if (bp->bio_bcount == 0)
goto done;
if (bp->bio_bcount == 0) {
biodone(bp);
return;
}
lp = &cs->sc_label;
@ -807,8 +808,10 @@ ccdstrategy(bp)
*/
wlabel = cs->sc_flags & (CCDF_WLABEL|CCDF_LABELLING);
if (ccdpart(bp->bio_dev) != RAW_PART) {
if (bounds_check_with_label(bp, lp, wlabel) <= 0)
goto done;
if (bounds_check_with_label(bp, lp, wlabel) <= 0) {
biodone(bp);
return;
}
} else {
int pbn; /* in sc_secsize chunks */
long sz; /* in sc_secsize chunks */
@ -823,11 +826,11 @@ ccdstrategy(bp)
if (pbn < 0 || pbn >= cs->sc_size) {
bp->bio_resid = bp->bio_bcount;
if (pbn != cs->sc_size) {
bp->bio_error = EINVAL;
bp->bio_flags |= BIO_ERROR;
}
goto done;
if (pbn != cs->sc_size)
biofinish(bp, NULL, EINVAL);
else
biodone(bp);
return;
}
/*
@ -848,8 +851,6 @@ ccdstrategy(bp)
ccdstart(cs, bp);
splx(s);
return;
done:
biodone(bp);
}
static void