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Diffstat (limited to 'src/basic/cgroup-util.c')
-rw-r--r--src/basic/cgroup-util.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/basic/cgroup-util.c b/src/basic/cgroup-util.c
index 3945d37c8d..f873fb89d3 100644
--- a/src/basic/cgroup-util.c
+++ b/src/basic/cgroup-util.c
@@ -93,7 +93,7 @@ int cg_read_pid(FILE *f, pid_t *_pid) {
if (feof(f))
return 0;
- return errno ? -errno : -EIO;
+ return errno > 0 ? -errno : -EIO;
}
if (ul <= 0)
@@ -648,7 +648,7 @@ int cg_trim(const char *controller, const char *path, bool delete_root) {
if (nftw(fs, trim_cb, 64, FTW_DEPTH|FTW_MOUNT|FTW_PHYS) != 0) {
if (errno == ENOENT)
r = 0;
- else if (errno != 0)
+ else if (errno > 0)
r = -errno;
else
r = -EIO;
@@ -2091,7 +2091,7 @@ int cg_kernel_controllers(Set *controllers) {
if (feof(f))
break;
- if (ferror(f) && errno != 0)
+ if (ferror(f) && errno > 0)
return -errno;
return -EBADMSG;