diff options
Diffstat (limited to 'tools/perf/builtin-diff.c')
| -rw-r--r-- | tools/perf/builtin-diff.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index 827e4800d862..c37a78677955 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -23,6 +23,7 @@ #include "util/time-utils.h" #include "util/annotate.h" #include "util/map.h" +#include <linux/err.h> #include <linux/zalloc.h> #include <subcmd/pager.h> #include <subcmd/parse-options.h> @@ -1153,9 +1154,9 @@ static int check_file_brstack(void) data__for_each_file(i, d) { d->session = perf_session__new(&d->data, false, &pdiff.tool); - if (!d->session) { + if (IS_ERR(d->session)) { pr_err("Failed to open %s\n", d->data.path); - return -1; + return PTR_ERR(d->session); } has_br_stack = perf_header__has_feat(&d->session->header, @@ -1185,9 +1186,9 @@ static int __cmd_diff(void) data__for_each_file(i, d) { d->session = perf_session__new(&d->data, false, &pdiff.tool); - if (!d->session) { + if (IS_ERR(d->session)) { + ret = PTR_ERR(d->session); pr_err("Failed to open %s\n", d->data.path); - ret = -1; goto out_delete; } |