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restore: Check for incomplete reading of vma-entry

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Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
This commit is contained in:
Cyrill Gorcunov
2011-11-23 01:18:01 +04:00
parent 2beec2268b
commit 7ce2761007
1 changed files with 6 additions and 1 deletions
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7
cr-restore.c
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@@ -698,9 +698,14 @@ static int fixup_vma_fds(int pid, int fd)
while (1) { while (1) {
struct vma_entry vi; 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); 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; return 1;
} }