On Tue, Jun 02, 2015 at 10:12:02AM -0700, Sukadev Bhattiprolu wrote:

SNIP

+
+static int process_mapfile(FILE *outfp, char *fpath)
+{
+	int n = 16384;
+	FILE *mapfp;
+	char *save;
+	char *line, *p;
+	int line_num;
+	char *tblname;
+
+	pr_info("%s: Processing mapfile %s\n", prog, fpath);

SNIP

+
+		cpuid = strtok_r(p, ",", &save);
+		version = strtok_r(NULL, ",", &save);
+		fname = strtok_r(NULL, ",", &save);
+		type = strtok_r(NULL, ",", &save);
+
+		tblname = file_name_to_table_name(fname);
+		fprintf(outfp, "{\n");
+		fprintf(outfp, "\t.cpuid = \"%s\",\n", cpuid);
+		fprintf(outfp, "\t.version = \"%s\",\n", version);
+		fprintf(outfp, "\t.type = \"%s\",\n", type);

got build failure for make DEBUG=1:

  CC       pmu-events/jevents.o
pmu-events/jevents.c: In function ‘process_mapfile’:
pmu-events/jevents.c:498:10: error: ‘save’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
   fprintf(outfp, "\t.type = \"%s\",\n", type);
          ^

jirka