VisionFive2 Linux kernel

author: Mike Rapoport <rppt@linux.vnet.ibm.com> 2017-08-10 15:24:32 -0700 committer: Linus Torvalds <torvalds@linux-foundation.org> 2017-08-10 15:54:07 -0700 commit: e86b298bebf7e799e4b7232e9135799f1947552e parent: f357e345eef7863da037e0243f2d3df4ba6df986

Commit Summary:

userfaultfd: replace ENOSPC with ESRCH in case mm has gone during copy/zeropage

Diffstat:

1 file changed, 2 insertions, 2 deletions

diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 06ea26b8c996..b0d5897bc4e6 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -1600,7 +1600,7 @@ static int userfaultfd_copy(struct userfaultfd_ctx *ctx,
 				   uffdio_copy.len);
 		mmput(ctx->mm);
 	} else {
-		return -ENOSPC;
+		return -ESRCH;
 	}
 	if (unlikely(put_user(ret, &user_uffdio_copy->copy)))
 		return -EFAULT;
@@ -1647,7 +1647,7 @@ static int userfaultfd_zeropage(struct userfaultfd_ctx *ctx,
 				     uffdio_zeropage.range.len);
 		mmput(ctx->mm);
 	} else {
-		return -ENOSPC;
+		return -ESRCH;
 	}
 	if (unlikely(put_user(ret, &user_uffdio_zeropage->zeropage)))
 		return -EFAULT;