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Cygwin: dup: fix handle inheritence for disk file pread/pwrite handle 

The handle is created non-inheritable but gets inheritable when
dup'ing the file descriptor.  Fix that.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2021-08-30 21:56:33 +02:00
parent dcb515a953
commit 9069cb9171
1 changed files with 1 additions and 1 deletions
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2
winsup/cygwin/fhandler_disk_file.cc
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@ -1444,7 +1444,7 @@ fhandler_disk_file::dup (fhandler_base *child, int flags)
if (!ret && prw_handle if (!ret && prw_handle
&& !DuplicateHandle (GetCurrentProcess (), prw_handle, && !DuplicateHandle (GetCurrentProcess (), prw_handle,
GetCurrentProcess (), &fhc->prw_handle, GetCurrentProcess (), &fhc->prw_handle,
0, TRUE, DUPLICATE_SAME_ACCESS)) 0, FALSE, DUPLICATE_SAME_ACCESS))
fhc->prw_handle = NULL; fhc->prw_handle = NULL;
return ret; return ret;
} }