bpf: close fp in all error paths

src/suricata.c

@@ -528,6 +528,7 @@ static void SetBpfStringFromFile(char *filename)
 
     if (SCFstatFn(fileno(fp), &st) != 0) {
         SCLogError(SC_ERR_FOPEN, "Failed to stat file %s", filename);
+        fclose(fp);
         exit(EXIT_FAILURE);
     }
     bpf_len = st.st_size + 1;
@@ -535,6 +536,7 @@ static void SetBpfStringFromFile(char *filename)
     bpf_filter = SCMalloc(bpf_len * sizeof(char));
     if (unlikely(bpf_filter == NULL)) {
         SCLogError(SC_ERR_MEM_ALLOC, "Failed to allocate buffer for bpf filter in file %s", filename);
+        fclose(fp);
         exit(EXIT_FAILURE);
     }
     memset(bpf_filter, 0x00, bpf_len);