don't allow the use of perc if uninitialized
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8b5b72b65e
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11fec4fa95
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@ -699,11 +699,11 @@ wifi_perc(const char *iface)
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fgets(buf, sizeof(buf), fp);
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fclose(fp);
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datastart = strstr(buf, concat);
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if (datastart != NULL) {
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datastart = strstr(buf, ":");
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sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &perc);
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if ((datastart = strstr(buf, concat)) == NULL) {
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return smprintf("%s", UNKNOWN_STR);
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}
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datastart = (datastart+(strlen(iface)+1));
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sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &perc);
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return smprintf("%d%%", perc);
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}
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