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| author | Julia Lawall <julia.lawall@lip6.fr> | 2015-09-13 14:15:27 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-09-15 16:49:43 -0700 |
| commit | 20471ed4d403a5f4de6aa0c10cd1e446f7f2b3c7 (patch) | |
| tree | 630ba6aacb5bbd35dc66bf2323d2b0e723e9e092 /net/dccp | |
| parent | adf78edac09f9640cd9676571586c4be46fb527c (diff) | |
| download | lwn-20471ed4d403a5f4de6aa0c10cd1e446f7f2b3c7.tar.gz lwn-20471ed4d403a5f4de6aa0c10cd1e446f7f2b3c7.zip | |
dccp: drop null test before destroy functions
Remove unneeded NULL test.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression x;
@@
-if (x != NULL)
\(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
@@
expression x;
@@
-if (x != NULL) {
\(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
x = NULL;
-}
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp')
| -rw-r--r-- | net/dccp/ackvec.c | 12 | ||||
| -rw-r--r-- | net/dccp/ccid.c | 3 |
2 files changed, 5 insertions, 10 deletions
diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c index bd9e718c2a20..3de0d0362d7f 100644 --- a/net/dccp/ackvec.c +++ b/net/dccp/ackvec.c @@ -398,12 +398,8 @@ out_err: void dccp_ackvec_exit(void) { - if (dccp_ackvec_slab != NULL) { - kmem_cache_destroy(dccp_ackvec_slab); - dccp_ackvec_slab = NULL; - } - if (dccp_ackvec_record_slab != NULL) { - kmem_cache_destroy(dccp_ackvec_record_slab); - dccp_ackvec_record_slab = NULL; - } + kmem_cache_destroy(dccp_ackvec_slab); + dccp_ackvec_slab = NULL; + kmem_cache_destroy(dccp_ackvec_record_slab); + dccp_ackvec_record_slab = NULL; } diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c index 83498975165f..90f77d08cc37 100644 --- a/net/dccp/ccid.c +++ b/net/dccp/ccid.c @@ -95,8 +95,7 @@ static struct kmem_cache *ccid_kmem_cache_create(int obj_size, char *slab_name_f static void ccid_kmem_cache_destroy(struct kmem_cache *slab) { - if (slab != NULL) - kmem_cache_destroy(slab); + kmem_cache_destroy(slab); } static int __init ccid_activate(struct ccid_operations *ccid_ops) |