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authorIan Denhardt <ian@zenhack.net>2021-02-24 05:24:00 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2021-02-27 00:53:50 +0300
commit85e142cb42a1e7b33971bf035dae432d8670c46b (patch)
tree68567a605b601b6714ff073af26f0ef1f171e604 /tools/bpf/bpf_exp.y
parent04883a079968e6250a4549f6fadb6427c534885e (diff)
downloadlinux-85e142cb42a1e7b33971bf035dae432d8670c46b.tar.xz
tools, bpf_asm: Exit non-zero on errors
... so callers can correctly detect failure. Signed-off-by: Ian Denhardt <ian@zenhack.net> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/bpf/b0bea780bc292f29e7b389dd062f20adc2a2d634.1614201868.git.ian@zenhack.net
Diffstat (limited to 'tools/bpf/bpf_exp.y')
-rw-r--r--tools/bpf/bpf_exp.y8
1 files changed, 4 insertions, 4 deletions
diff --git a/tools/bpf/bpf_exp.y b/tools/bpf/bpf_exp.y
index 8d03e5245da5..dfb7254a24e8 100644
--- a/tools/bpf/bpf_exp.y
+++ b/tools/bpf/bpf_exp.y
@@ -185,13 +185,13 @@ ldx
| OP_LDXB number '*' '(' '[' number ']' '&' number ')' {
if ($2 != 4 || $9 != 0xf) {
fprintf(stderr, "ldxb offset not supported!\n");
- exit(0);
+ exit(1);
} else {
bpf_set_curr_instr(BPF_LDX | BPF_MSH | BPF_B, 0, 0, $6); } }
| OP_LDX number '*' '(' '[' number ']' '&' number ')' {
if ($2 != 4 || $9 != 0xf) {
fprintf(stderr, "ldxb offset not supported!\n");
- exit(0);
+ exit(1);
} else {
bpf_set_curr_instr(BPF_LDX | BPF_MSH | BPF_B, 0, 0, $6); } }
;
@@ -472,7 +472,7 @@ static void bpf_assert_max(void)
{
if (curr_instr >= BPF_MAXINSNS) {
fprintf(stderr, "only max %u insns allowed!\n", BPF_MAXINSNS);
- exit(0);
+ exit(1);
}
}
@@ -522,7 +522,7 @@ static int bpf_find_insns_offset(const char *label)
if (ret == -ENOENT) {
fprintf(stderr, "no such label \'%s\'!\n", label);
- exit(0);
+ exit(1);
}
return ret;