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| author | Yann Droneaud <ydroneaud@opteya.com> | 2016-05-23 17:07:19 +0200 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.com> | 2016-06-21 11:43:32 +0200 |
| commit | 6dd9379e8f327e70d182b15be3ba21aa2b5d2cba (patch) | |
| tree | 0e8d95f8e1748444490f8be79ba1b2dd7bde6553 /scripts/coccinelle/free/ifnullfree.cocci | |
| parent | 7a2358b3818691521c7df531415d1ea4d0398520 (diff) | |
| download | linux-6dd9379e8f327e70d182b15be3ba21aa2b5d2cba.tar.bz2 | |
coccinelle: also catch kzfree() issues
Since commit 3ef0e5ba4673 ('slab: introduce kzfree()'),
kfree() is no more the only function to be considered:
kzfree() should be recognized too.
In particular, kzfree() must not be called on memory
allocated through devm_*() functions.
Cc: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Yann Droneaud <ydroneaud@opteya.com>
Signed-off-by: Michal Marek <mmarek@suse.com>
Diffstat (limited to 'scripts/coccinelle/free/ifnullfree.cocci')
| -rw-r--r-- | scripts/coccinelle/free/ifnullfree.cocci | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/scripts/coccinelle/free/ifnullfree.cocci b/scripts/coccinelle/free/ifnullfree.cocci index 52bd235286fa..14a4cd98e83b 100644 --- a/scripts/coccinelle/free/ifnullfree.cocci +++ b/scripts/coccinelle/free/ifnullfree.cocci @@ -20,6 +20,8 @@ expression E; ( kfree(E); | + kzfree(E); +| debugfs_remove(E); | debugfs_remove_recursive(E); @@ -39,7 +41,7 @@ position p; @@ * if (E != NULL) -* \(kfree@p\|debugfs_remove@p\|debugfs_remove_recursive@p\| +* \(kfree@p\|kzfree@p\|debugfs_remove@p\|debugfs_remove_recursive@p\| * usb_free_urb@p\|kmem_cache_destroy@p\|mempool_destroy@p\| * dma_pool_destroy@p\)(E); |