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Fix file descriptor leak in swap signature detection

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This commit is contained in:
Milan Broz 2010-08-19 23:05:45 +00:00
parent cca6ab596f
commit c37a14506a
2 changed files with 6 additions and 7 deletions
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1
WHATS_NEW
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@ -2,6 +2,7 @@ Version 2.02.74 -
==================================
Simplify MD/swap signature detection in pvcreate and allow aborting.
Remove assumption that --yes must be used only in --force mode.
Fix file descriptor leak in swap signature detection error path.
Version 2.02.73 - 18th August 2010
==================================

12
lib/device/dev-swap.c
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@ -42,7 +42,7 @@ int dev_is_swap(struct device *dev, uint64_t *signature)
{
char buf[10];
uint64_t size;
int page;
int page, ret = 0;
if (!dev_get_size(dev, &size)) {
stack;
@ -66,11 +66,12 @@ int dev_is_swap(struct device *dev, uint64_t *signature)
break;
if (!dev_read(dev, page - SIGNATURE_SIZE,
SIGNATURE_SIZE, buf)) {
stack;
return -1;
ret = -1;
break;
}
if (_swap_detect_signature(buf)) {
*signature = page - SIGNATURE_SIZE;
ret = 1;
break;
}
}
@ -78,10 +79,7 @@ int dev_is_swap(struct device *dev, uint64_t *signature)
if (!dev_close(dev))
stack;
if (*signature)
return 1;
return 0;
return ret;
}
#endif