linux-kernel - [PATCH v2 2/2] perf probe: Rename err label

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Message-Id: <20241211085525.519458-3-james.clark@linaro.org>
Date: Wed, 11 Dec 2024 08:55:24 +0000
From: James Clark <james.clark@...aro.org>
To: linux-perf-users@...r.kernel.org,
	namhyung@...nel.org,
	acme@...nel.org,
	mhiramat@...nel.org
Cc: James Clark <james.clark@...aro.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Mark Rutland <mark.rutland@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	"Liang, Kan" <kan.liang@...ux.intel.com>,
	Leo Yan <leo.yan@....com>,
	"Dr. David Alan Gilbert" <linux@...blig.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/2] perf probe: Rename err label

Rename err to out to avoid confusion because buf is still supposed to be
freed in non error cases.

Tested-by: Namhyung Kim <namhyung@...nel.org>
Reviewed-by: Arnaldo Carvalho de Melo <acme@...hat.com>
Acked-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>
Signed-off-by: James Clark <james.clark@...aro.org>
---
 tools/perf/util/probe-event.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index eaa0318e9b87..35af6570cf9b 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -1383,20 +1383,20 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 		if (p == buf) {
 			semantic_error("No file/function name in '%s'.\n", p);
 			err = -EINVAL;
-			goto err;
+			goto out;
 		}
 		*(p++) = '\0';
 
 		err = parse_line_num(&p, &lr->start, "start line");
 		if (err)
-			goto err;
+			goto out;
 
 		if (*p == '+' || *p == '-') {
 			const char c = *(p++);
 
 			err = parse_line_num(&p, &lr->end, "end line");
 			if (err)
-				goto err;
+				goto out;
 
 			if (c == '+') {
 				lr->end += lr->start;
@@ -1416,11 +1416,11 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 		if (lr->start > lr->end) {
 			semantic_error("Start line must be smaller"
 				       " than end line.\n");
-			goto err;
+			goto out;
 		}
 		if (*p != '\0') {
 			semantic_error("Tailing with invalid str '%s'.\n", p);
-			goto err;
+			goto out;
 		}
 	}
 
@@ -1431,7 +1431,7 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 			lr->file = strdup_esq(p);
 			if (lr->file == NULL) {
 				err = -ENOMEM;
-				goto err;
+				goto out;
 			}
 		}
 		if (*buf != '\0')
@@ -1439,7 +1439,7 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 		if (!lr->function && !lr->file) {
 			semantic_error("Only '@*' is not allowed.\n");
 			err = -EINVAL;
-			goto err;
+			goto out;
 		}
 	} else if (strpbrk_esq(buf, "/."))
 		lr->file = strdup_esq(buf);
@@ -1448,10 +1448,10 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 	else {	/* Invalid name */
 		semantic_error("'%s' is not a valid function name.\n", buf);
 		err = -EINVAL;
-		goto err;
+		goto out;
 	}
 
-err:
+out:
 	free(buf);
 	return err;
 }
-- 
2.34.1