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[bpf-next,1/3] libbpf: remove unneeded check for flags during detach

Message ID 20210612023502.1283837-2-memxor@gmail.com
State New
Headers show
Series Fixes for TC-BPF series | expand

Commit Message

Kumar Kartikeya Dwivedi June 12, 2021, 2:35 a.m. UTC
Coverity complained about this being unreachable code. It is right
because we already enforce flags to be unset, so a check validating the
flag value is redundant.

CID: 322808
Fixes: 715c5ce454a6 ("libbpf: Add low level TC-BPF management API")
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
---
 tools/lib/bpf/netlink.c | 2 --
 1 file changed, 2 deletions(-)
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Patch

diff --git a/tools/lib/bpf/netlink.c b/tools/lib/bpf/netlink.c
index d743c8721aa7..efbb50ad59d8 100644
--- a/tools/lib/bpf/netlink.c
+++ b/tools/lib/bpf/netlink.c
@@ -675,8 +675,6 @@  static int __bpf_tc_detach(const struct bpf_tc_hook *hook,
 		return -EINVAL;
 	if (priority > UINT16_MAX)
 		return -EINVAL;
-	if (flags & ~BPF_TC_F_REPLACE)
-		return -EINVAL;
 	if (!flush) {
 		if (!handle || !priority)
 			return -EINVAL;