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Additional pointer checks in dynamic meter code for Coverity

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This commit is contained in:
Nathan Scott 2021-07-12 17:01:40 +10:00
parent bf853addc3
commit 9cbee01877
1 changed files with 9 additions and 7 deletions
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16
pcp/PCPDynamicMeter.c
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@ -194,13 +194,15 @@ static void PCPDynamicMeter_parseFile(PCPDynamicMeters* meters, const char* path
meter = PCPDynamicMeter_new(meters, key+1);
} else if (!ok) {
; /* skip this one, we're looking for a new header */
} else if (value && String_eq(key, "caption")) {
} else if (value && meter && String_eq(key, "caption")) {
char* caption = String_cat(value, ": ");
free_and_xStrdup(&meter->super.caption, caption);
free(caption);
} else if (value && String_eq(key, "description")) {
if (caption) {
free_and_xStrdup(&meter->super.caption, caption);
free(caption);
}
} else if (value && meter && String_eq(key, "description")) {
free_and_xStrdup(&meter->super.description, value);
} else if (value && String_eq(key, "type")) {
} else if (value && meter && String_eq(key, "type")) {
if (String_eq(config[1], "bar"))
meter->super.type = BAR_METERMODE;
else if (String_eq(config[1], "text"))
@ -209,9 +211,9 @@ static void PCPDynamicMeter_parseFile(PCPDynamicMeters* meters, const char* path
meter->super.type = GRAPH_METERMODE;
else if (String_eq(config[1], "led"))
meter->super.type = LED_METERMODE;
} else if (value && String_eq(key, "maximum")) {
} else if (value && meter && String_eq(key, "maximum")) {
meter->super.maximum = strtod(value, NULL);
} else if (value) {
} else if (value && meter) {
PCPDynamicMeter_parseMetric(meters, meter, path, lineno, key, value);
}
String_freeArray(config);