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23 lines
675 B
23 lines
675 B
7 years ago
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commit 705a79f82560ff6472cebed86aa5db04cdea3bce
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Author: Florian Weimer <fweimer@redhat.com>
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Date: Wed Nov 30 14:59:27 2016 +0100
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libio: Limit buffer size to 8192 bytes [BZ #4099]
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This avoids overly large buffers with network file systems which report
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very large block sizes.
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Index: b/libio/filedoalloc.c
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===================================================================
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--- a/libio/filedoalloc.c
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+++ b/libio/filedoalloc.c
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@@ -121,7 +121,7 @@ _IO_file_doallocate (fp)
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fp->_flags |= _IO_LINE_BUF;
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}
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#if _IO_HAVE_ST_BLKSIZE
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- if (st.st_blksize > 0)
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+ if (st.st_blksize > 0 && st.st_blksize < _IO_BUFSIZ)
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size = st.st_blksize;
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#endif
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}
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