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authorFranck Bui-Huu <fbuihuu@gmail.com>2010-12-20 15:18:02 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2010-12-21 16:20:12 -0200
commit44b81e929b0c00e703a31a3d634b668bb27eb1c8 (patch)
treead5cc15fcbe7389ea37a9af630f8cec218e1fae7 /tools
parentbefe341468f4e61ecaf337a0237f2aab76817437 (diff)
perf probe: Clean up redundant tests in show_line_range()
It also removes some superflous parentheses. Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> LKML-Reference: <1292854685-8230-4-git-send-email-fbuihuu@gmail.com> Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/probe-event.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 327604c1253f..b812f1412c3a 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -373,26 +373,30 @@ int show_line_range(struct line_range *lr, const char *module)
return -errno;
}
/* Skip to starting line number */
- while (l < lr->start && ret >= 0)
+ while (l < lr->start) {
ret = show_one_line(fp, l++, true, false);
- if (ret < 0)
- goto end;
+ if (ret < 0)
+ goto end;
+ }
list_for_each_entry(ln, &lr->line_list, list) {
- while (ln->line > l && ret >= 0)
- ret = show_one_line(fp, (l++) - lr->offset,
- false, false);
- if (ret >= 0)
- ret = show_one_line(fp, (l++) - lr->offset,
- false, true);
+ for (; ln->line > l; l++) {
+ ret = show_one_line(fp, l - lr->offset, false, false);
+ if (ret < 0)
+ goto end;
+ }
+ ret = show_one_line(fp, l++ - lr->offset, false, true);
if (ret < 0)
goto end;
}
if (lr->end == INT_MAX)
lr->end = l + NR_ADDITIONAL_LINES;
- while (l <= lr->end && !feof(fp) && ret >= 0)
- ret = show_one_line(fp, (l++) - lr->offset, false, false);
+ while (l <= lr->end && !feof(fp)) {
+ ret = show_one_line(fp, l++ - lr->offset, false, false);
+ if (ret < 0)
+ break;
+ }
end:
fclose(fp);
return ret;