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fix panic with zvol as log device 

Signed-off-by: Igor Kozhukhov <igor@dilos.org>
This commit is contained in:
Igor Kozhukhov 2021-02-24 01:14:43 +03:00
parent 9312e0fd1e
commit d4b7c786a0
1 changed files with 4 additions and 1 deletions
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5
module/zfs/spa.c
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@ -5410,6 +5410,9 @@ spa_get_stats(const char *name, nvlist_t **config,
*config = NULL;
error = spa_open_common(name, &spa, FTAG, NULL, config);
if(error == ENOENT) {
return (error);
}
if (spa != NULL) {
/*
@ -5454,7 +5457,7 @@ spa_get_stats(const char *name, nvlist_t **config,
if (spa == NULL) {
mutex_enter(&spa_namespace_lock);
spa = spa_lookup(name);
if (spa)
if (spa != NULL)
spa_altroot(spa, altroot, buflen);
else
altroot[0] = '\0';