From 7ce276100769b59b01bd204038d1a133da7d3430 Mon Sep 17 00:00:00 2001 From: Cyrill Gorcunov Date: Wed, 23 Nov 2011 01:18:01 +0400 Subject: [PATCH] restore: Check for incomplete reading of vma-entry Signed-off-by: Cyrill Gorcunov --- cr-restore.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/cr-restore.c b/cr-restore.c index 973cc5aeb..ab64d96ec 100644 --- a/cr-restore.c +++ b/cr-restore.c @@ -698,9 +698,14 @@ static int fixup_vma_fds(int pid, int fd) while (1) { struct vma_entry vi; + int ret = 0; - if (read(fd, &vi, sizeof(vi)) != sizeof(vi)) { + ret = read(fd, &vi, sizeof(vi)); + if (ret < 0) { pr_perror("%d: Can't read vma_entry\n", pid); + } else if (ret != sizeof(vi)) { + pr_err("%d: Incomplete vma_entry (%d != %d)\n", + pid, ret, sizeof(vi)); return 1; }