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-rw-r--r--fs/proc/root.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 1988440b2049..b90da888b81a 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -58,7 +58,8 @@ int proc_parse_options(char *options, struct pid_namespace *pid)
case Opt_hidepid:
if (match_int(&args[0], &option))
return 0;
- if (option < 0 || option > 2) {
+ if (option < HIDEPID_OFF ||
+ option > HIDEPID_INVISIBLE) {
pr_err("proc: hidepid value must be between 0 and 2.\n");
return 0;
}
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