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crtools: Make close_cr_fdset being safe to be called with closed fd-set

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It was being done intentionally to be able to call close_cr_fdset
several times in a row, bring this ability back. Otherwise I'm
getting glibc complains about attemt to free already freed memory.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
This commit is contained in:
Cyrill Gorcunov
2012-01-12 21:25:19 +04:00
parent e4d21f5a38
commit 9360a73cad
4 changed files with 20 additions and 16 deletions
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2
include/crtools.h
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@@ -87,7 +87,7 @@ int convert_to_elf(char *elf_path, int fd_core);
struct cr_fdset *prep_cr_fdset_for_dump(int pid, unsigned long use_mask);
struct cr_fdset *prep_cr_fdset_for_restore(int pid, unsigned long use_mask);
void close_cr_fdset(struct cr_fdset *cr_fdset);
void close_cr_fdset(struct cr_fdset **cr_fdset);
void free_mappings(struct list_head *vma_area_list);