@@ -1073,6 +1073,7 @@ ssize_t safe_cgroup_read(const char *const file, const int lineno,
const char *alias;
size_t prev_len = 0;
char prev_buf[BUFSIZ];
+ ssize_t read_ret = 0;
for_each_dir(cg, cfile->ctrl_indx, dir) {
if (!(alias = cgroup_file_alias(cfile, *dir)))
@@ -1081,9 +1082,9 @@ ssize_t safe_cgroup_read(const char *const file, const int lineno,
if (prev_len)
memcpy(prev_buf, out, prev_len);
- TEST(safe_file_readat(file, lineno,
- (*dir)->dir_fd, alias, out, len));
- if (TST_RET < 0)
+ read_ret = safe_file_readat(file, lineno,
+ (*dir)->dir_fd, alias, out, len);
+ if (read_ret < 0)
continue;
if (prev_len && memcmp(out, prev_buf, prev_len)) {
@@ -1093,12 +1094,12 @@ ssize_t safe_cgroup_read(const char *const file, const int lineno,
break;
}
- prev_len = MIN(sizeof(prev_buf), (size_t)TST_RET);
+ prev_len = MIN(sizeof(prev_buf), (size_t)read_ret);
}
- out[MAX(TST_RET, 0)] = '\0';
+ out[MAX(read_ret, 0)] = '\0';
- return TST_RET;
+ return read_ret;
}
void safe_cgroup_printf(const char *const file, const int lineno,
Signed-off-by: Richard Palethorpe <rpalethorpe@suse.com> --- lib/tst_cgroup.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-)