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Code Releases Activity

o dm_add_target was returning 0 an error when it shouldn't

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o reference count was being checked badly
This commit is contained in:
Joe Thornber 2001-08-23 16:45:43 +00:00
parent 3cf3ab579e
commit 95d3ba14eb
2 changed files with 4 additions and 5 deletions
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7
driver/device-mapper/dm-target.c
View File

@ -25,8 +25,6 @@
#include "dm.h"
#include <linux/ctype.h>
static struct target *_targets;
static spinlock_t _lock = SPIN_LOCK_UNLOCKED;
@ -45,6 +43,7 @@ struct target *dm_get_target(const char *name)
spin_lock(&_lock);
t = __get_target(name);
spin_unlock(&_lock);
return t;
}
@ -153,9 +152,9 @@ int linear_ctr(offset_t low, offset_t high, struct mapped_device *md,
lc->dev = MKDEV((int) major, (int) minor);
lc->offset = (int) start - (int) low;
if (!dm_add_device(md, lc->dev)) {
if ((r = dm_add_device(md, lc->dev))) {
kfree(lc);
return 0;
return r;
}
*result = lc;

2
driver/device-mapper/dm.c
View File

@ -232,7 +232,7 @@ static int blk_close(struct inode *inode, struct file *file)
wl;
md = _devs[minor];
if (!md || md->use_count <= 1) {
if (!md || md->use_count < 1) {
WARN("reference count in mapped_device incorrect");
wu;
return -ENXIO;