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[PATCH] pktcdvd: Only return -EROFS when appropriate 

When attempting to open the device for writing, only return -EROFS if the disc
appears to be readable but not writable.

Signed-off-by: Peter Osterlund <petero2@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Peter Osterlund 2006-02-20 18:28:04 -08:00 committed by Linus Torvalds
parent ab863ec342
commit 9db9154657
1 changed files with 5 additions and 5 deletions
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10
drivers/block/pktcdvd.c
View File

@ -1597,7 +1597,7 @@ static int pkt_probe_settings(struct pktcdvd_device *pd)
}
if (!pkt_writable_disc(pd, &di))
return -ENXIO;
return -EROFS;
pd->type = di.erasable ? PACKET_CDRW : PACKET_CDR;
@ -1609,7 +1609,7 @@ static int pkt_probe_settings(struct pktcdvd_device *pd)
if (!pkt_writable_track(pd, &ti)) {
printk("pktcdvd: can't write to this track\n");
return -ENXIO;
return -EROFS;
}
/*
@ -1623,7 +1623,7 @@ static int pkt_probe_settings(struct pktcdvd_device *pd)
}
if (pd->settings.size > PACKET_MAX_SECTORS) {
printk("pktcdvd: packet size is too big\n");
return -ENXIO;
return -EROFS;
}
pd->settings.fp = ti.fp;
pd->offset = (be32_to_cpu(ti.track_start) << 2) & (pd->settings.size - 1);
@ -1665,7 +1665,7 @@ static int pkt_probe_settings(struct pktcdvd_device *pd)
break;
default:
printk("pktcdvd: unknown data mode\n");
return 1;
return -EROFS;
}
return 0;
}
@ -1876,7 +1876,7 @@ static int pkt_open_write(struct pktcdvd_device *pd)
if ((ret = pkt_probe_settings(pd))) {
VPRINTK("pktcdvd: %s failed probe\n", pd->name);
return -EROFS;
return ret;
}
if ((ret = pkt_set_write_settings(pd))) {