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-rw-r--r--fs/compat_ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 537ac70edfe5..c666769a875d 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -446,7 +446,7 @@ static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
446 ifr = ifc.ifc_req; 446 ifr = ifc.ifc_req;
447 ifr32 = compat_ptr(ifc32.ifcbuf); 447 ifr32 = compat_ptr(ifc32.ifcbuf);
448 for (i = 0, j = 0; 448 for (i = 0, j = 0;
449 i + sizeof (struct ifreq32) < ifc32.ifc_len && j < ifc.ifc_len; 449 i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len;
450 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) { 450 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
451 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32))) 451 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
452 return -EFAULT; 452 return -EFAULT;