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-rw-r--r--fs/proc/proc_sysctl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 87396f9d599d..9553e77c9d31 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -1131,6 +1131,8 @@ static int sysctl_check_table(const char *path, struct ctl_table_header *header)
struct ctl_table *entry;
int err = 0;
list_for_each_table_entry(entry, header) {
+ if (!entry->procname)
+ err |= sysctl_err(path, entry, "procname is null");
if ((entry->proc_handler == proc_dostring) ||
(entry->proc_handler == proc_dobool) ||
(entry->proc_handler == proc_dointvec) ||