Commit 9ff79af3 authored by Song Liu's avatar Song Liu Committed by Daniel Borkmann
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selftests/bpf: Fix compilation error of bpf_iter_task_stack.c 



BPF selftests show a compilation error as follows:

  libbpf: invalid relo for 'entries' in special section 0xfff2; forgot to
  initialize global var?..

Fix it by initializing 'entries' to zeros.

Fixes: c7568114 ("selftests/bpf: Add bpf_iter test with bpf_get_task_stack()")
Reported-by: default avatarJesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: default avatarSong Liu <songliubraving@fb.com>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200703181719.3747072-1-songliubraving@fb.com
parent 8ae4121b

tools/testing/selftests/bpf/progs/bpf_iter_task_stack.c

+1 −1
Original line number Diff line number Diff line
@@ -7,7 +7,7 @@ 
char _license[] SEC("license") = "GPL";



#define MAX_STACK_TRACE_DEPTH   64

unsigned long entries[MAX_STACK_TRACE_DEPTH];

unsigned long entries[MAX_STACK_TRACE_DEPTH] = {};

#define SIZE_OF_ULONG (sizeof(unsigned long))



SEC("iter/task")