1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index acf0a5a06da7..8c8714fcb53c 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -2133,9 +2133,12 @@ static int do_proc_douintvec_conv(bool *negp, unsigned long *lvalp,
         if (write) {
                 if (*negp)
                         return -EINVAL;
+                if (*lvalp > UINT_MAX)
+                        return -EINVAL;
                 *valp = *lvalp;
         } else {
                 unsigned int val = *valp;
+                *negp = false;
                 *lvalp = (unsigned long)val;
         }
         return 0;