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-rw-r--r--tools/net/bpf_jit_disasm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/net/bpf_jit_disasm.c b/tools/net/bpf_jit_disasm.c
index c5baf9c591b7..618c2bcd4eab 100644
--- a/tools/net/bpf_jit_disasm.c
+++ b/tools/net/bpf_jit_disasm.c
@@ -123,6 +123,8 @@ static int get_last_jit_image(char *haystack, size_t hlen,
assert(ret == 0);
ptr = haystack;
+ memset(pmatch, 0, sizeof(pmatch));
+
while (1) {
ret = regexec(&regex, ptr, 1, pmatch, 0);
if (ret == 0) {