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authorSong Liu <songliubraving@fb.com>2020-09-10 13:33:14 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-01 12:45:41 +0100
commita42b1273af7390001f843285004909527f5ab3f2 (patch)
treef4c4407ce4f93be8ef1b909365ea7f5c80686b20
parentfuse: fix page dereference after free (diff)
downloadlinux-stable-a42b1273af7390001f843285004909527f5ab3f2.tar.xz
linux-stable-a42b1273af7390001f843285004909527f5ab3f2.zip
bpf: Fix comment for helper bpf_current_task_under_cgroup()
commit 1aef5b4391f0c75c0a1523706a7b0311846ee12f upstream. This should be "current" not "skb". Fixes: c6b5fb8690fa ("bpf: add documentation for eBPF helpers (42-50)") Signed-off-by: Song Liu <songliubraving@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Cc: <stable@vger.kernel.org> Link: https://lore.kernel.org/bpf/20200910203314.70018-1-songliubraving@fb.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--include/uapi/linux/bpf.h4
-rw-r--r--tools/include/uapi/linux/bpf.h4
2 files changed, 4 insertions, 4 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index a3fd55194e0b..7bffadcfd6eb 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -1416,8 +1416,8 @@ union bpf_attr {
* Return
* The return value depends on the result of the test, and can be:
*
- * * 0, if the *skb* task belongs to the cgroup2.
- * * 1, if the *skb* task does not belong to the cgroup2.
+ * * 0, if current task belongs to the cgroup2.
+ * * 1, if current task does not belong to the cgroup2.
* * A negative error code, if an error occurred.
*
* int bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index a3fd55194e0b..7bffadcfd6eb 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -1416,8 +1416,8 @@ union bpf_attr {
* Return
* The return value depends on the result of the test, and can be:
*
- * * 0, if the *skb* task belongs to the cgroup2.
- * * 1, if the *skb* task does not belong to the cgroup2.
+ * * 0, if current task belongs to the cgroup2.
+ * * 1, if current task does not belong to the cgroup2.
* * A negative error code, if an error occurred.
*
* int bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)