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author | Ross Zwisler <ross.zwisler@linux.intel.com> | 2018-02-03 00:26:10 -0700 |
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committer | Ross Zwisler <ross.zwisler@linux.intel.com> | 2018-02-03 00:26:10 -0700 |
commit | d121f07691415df824e6b60520f782f6d13b3c81 (patch) | |
tree | 422ad3cc6fd631604fef4e469e49bacba8202e52 /net/sched/cls_api.c | |
parent | 59858d3d54cfad1f8db67c2c07e4dd33bb6ed955 (diff) | |
parent | 569d0365f571fa6421a5c80bc30d1b2cdab857fe (diff) | |
download | linux-d121f07691415df824e6b60520f782f6d13b3c81.tar.gz linux-d121f07691415df824e6b60520f782f6d13b3c81.tar.xz |
Merge branch 'for-4.16/dax' into libnvdimm-for-next
Diffstat (limited to 'net/sched/cls_api.c')
-rw-r--r-- | net/sched/cls_api.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index ddcf04b4ab43..b9d63d2246e6 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -23,7 +23,6 @@ #include <linux/skbuff.h> #include <linux/init.h> #include <linux/kmod.h> -#include <linux/err.h> #include <linux/slab.h> #include <net/net_namespace.h> #include <net/sock.h> @@ -352,6 +351,8 @@ void tcf_block_put_ext(struct tcf_block *block, struct Qdisc *q, { struct tcf_chain *chain; + if (!block) + return; /* Hold a refcnt for all chains, except 0, so that they don't disappear * while we are iterating. */ |