btf: remove redundant CONFIG_BPF test in scripts/link-vmlinux.sh

CONFIG_DEBUG_INFO_BTF depends on CONFIG_BPF_SYSCALL, which in turn
selects CONFIG_BPF.

When CONFIG_DEBUG_INFO_BTF=y, CONFIG_BPF=y is always met.

Signed-off-by: Masahiro Yamada <[email protected]>
Reviewed-by: Alan Maguire <[email protected]>
Acked-by: Andrii Nakryiko <[email protected]>
Reviewed-by: Nathan Chancellor <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Alexei Starovoitov <[email protected]>

Author: masahir0y

scripts/link-vmlinux.sh

@@ -283,7 +283,7 @@ strip_debug=
 vmlinux_link vmlinux
 
 # fill in BTF IDs
-if is_enabled CONFIG_DEBUG_INFO_BTF && is_enabled CONFIG_BPF; then
+if is_enabled CONFIG_DEBUG_INFO_BTF; then
 	info BTFIDS vmlinux
 	${RESOLVE_BTFIDS} vmlinux
 fi