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Fix for fwmem write part.

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- fix typo
- don't need to check receive buffer.
- don't forget to free xfer on errer.
This commit is contained in:
Hidetoshi Shimokawa 2003-02-05 17:19:34 +00:00
parent 2c4594131f
commit 5db3899d2e
1 changed files with 14 additions and 14 deletions
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28
sys/dev/firewire/fwmem.c
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@ -229,7 +229,7 @@ fwmem_write_block(
return NULL;
fp = (struct fw_pkt *)xfer->send.buf;
fp->mode.wreqb.tcode = FWTCODE_RREQB;
fp->mode.wreqb.tcode = FWTCODE_WREQB;
fp->mode.wreqb.dst = htons(xfer->dst);
fp->mode.wreqb.dest_hi = htons(dst_hi);
fp->mode.wreqb.dest_lo = htonl(dst_lo);
@ -297,9 +297,10 @@ fwmem_read (dev_t dev, struct uio *uio, int ioflag)
err = tsleep((caddr_t)xfer, FWPRI, "fwmrq", hz);
if (err !=0 || xfer->resp != 0
|| xfer->recv.buf == NULL)
return EINVAL; /* XXX */
err = uiomove(xfer->recv.buf + xfer->recv.off + 4*3,
4, uio);
err = EIO;
else
err = uiomove(xfer->recv.buf
+ xfer->recv.off + 4*3, 4, uio);
} else {
if (len > MAXLEN)
len = MAXLEN;
@ -310,9 +311,10 @@ fwmem_read (dev_t dev, struct uio *uio, int ioflag)
err = tsleep((caddr_t)xfer, FWPRI, "fwmrb", hz);
if (err != 0 || xfer->resp != 0
|| xfer->recv.buf == NULL)
return EINVAL; /* XXX */
err = uiomove(xfer->recv.buf + xfer->recv.off + 4*4,
len, uio);
err = EIO;
else
err = uiomove(xfer->recv.buf
+ xfer->recv.off + 4*4, len, uio);
}
fw_xfer_free(xfer);
if (err)
@ -358,9 +360,8 @@ fwmem_write (dev_t dev, struct uio *uio, int ioflag)
if (xfer == NULL)
return EINVAL;
err = tsleep((caddr_t)xfer, FWPRI, "fwmwq", hz);
if (err !=0 || xfer->resp != 0
|| xfer->recv.buf == NULL)
return EINVAL; /* XXX */
if (err !=0 || xfer->resp != 0)
err = EIO;
} else {
if (len > MAXLEN)
len = MAXLEN;
@ -372,11 +373,10 @@ fwmem_write (dev_t dev, struct uio *uio, int ioflag)
if (xfer == NULL)
return EINVAL;
err = tsleep((caddr_t)xfer, FWPRI, "fwmwb", hz);
if (err != 0 || xfer->resp != 0
|| xfer->recv.buf == NULL)
return EINVAL; /* XXX */
fw_xfer_free(xfer);
if (err != 0 || xfer->resp != 0)
err = EIO;
}
fw_xfer_free(xfer);
}
return err;
}