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ntdll: Use the correct size when the read spans a page boundary. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2020-05-26 10:57:23 +01:00 committed by Alexandre Julliard
parent cda4fa293e
commit a98dd5a63e
1 changed files with 1 additions and 1 deletions
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2
dlls/ntdll/virtual.c
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@ -2628,7 +2628,7 @@ SIZE_T virtual_uninterrupted_read_memory( const void *addr, void *buffer, SIZE_T
while (bytes_read < size && (VIRTUAL_GetUnixProt( get_page_vprot( page )) & PROT_READ))
{
SIZE_T block_size = min( size, page_size - ((UINT_PTR)addr & page_mask) );
SIZE_T block_size = min( size - bytes_read, page_size - ((UINT_PTR)addr & page_mask) );
memcpy( buffer, addr, block_size );
addr = (const void *)((const char *)addr + block_size);