X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=kernel%2Fsysctl.c;h=8c8714fcb53c35a390becf14f2fa8e1bfc20142c;hb=639a93a521c759ddb32cc875f3ea1965072b2cbc;hp=bb260ceb3718477fe1cce3c5690c42be4c30087e;hpb=c1aac62f36c1e37ee81c9e09ee9ee733eef05dcb;p=karo-tx-linux.git

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index bb260ceb3718..8c8714fcb53c 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -63,6 +63,7 @@
 #include <linux/capability.h>
 #include <linux/binfmts.h>
 #include <linux/sched/sysctl.h>
+#include <linux/sched/coredump.h>
 #include <linux/kexec.h>
 #include <linux/bpf.h>
 #include <linux/mount.h>
@@ -2132,9 +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;