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Illumos 5531 - NULL pointer dereference in dsl_prop_get_ds()

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5531 NULL pointer dereference in dsl_prop_get_ds()
Author: Justin T. Gibbs <justing@spectralogic.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Reviewed by: George Wilson <george@delphix.com>
Reviewed by: Bayard Bell <buffer.g.overflow@gmail.com>
Approved by: Robert Mustacchi <rm@joyent.com>

References:
  https://www.illumos.org/issues/5531
  https://github.com/illumos/illumos-gate/commit/e57a022

Ported-by: Chris Dunlop <chris@onthe.net.au>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Justin T. Gibbs
2015-04-02 22:59:15 +11:00
committed by Brian Behlendorf
parent 0c66c32d1d
commit 6ebebaceb1
7 changed files with 116 additions and 16 deletions
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include/sys/dsl_dataset.h
+2
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@@ -197,6 +197,8 @@ dsl_dataset_phys(dsl_dataset_t *ds)
int dsl_dataset_hold(struct dsl_pool *dp, const char *name, void *tag,
dsl_dataset_t **dsp);
boolean_t dsl_dataset_try_add_ref(struct dsl_pool *dp, dsl_dataset_t *ds,
void *tag);
int dsl_dataset_hold_obj(struct dsl_pool *dp, uint64_t dsobj, void *tag,
dsl_dataset_t **);
void dsl_dataset_rele(dsl_dataset_t *ds, void *tag);