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[Linux] Fix potentially overlapping memory-copy to use memmove() instead
of memcpy().
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parent
87247220a9
commit
253f3e5738
1 changed files with 2 additions and 2 deletions
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@ -228,7 +228,7 @@ maps_next (struct map_iterator *mi,
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{
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/* copy down the remaining bytes, if any */
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if (bytes_left > 0)
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memcpy (mi->buf_end - mi->buf_size, mi->buf, bytes_left);
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memmove (mi->buf_end - mi->buf_size, mi->buf, bytes_left);
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mi->buf = mi->buf_end - mi->buf_size;
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nread = read (mi->fd, mi->buf + bytes_left,
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@ -240,7 +240,7 @@ maps_next (struct map_iterator *mi,
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/* Move contents to the end of the buffer so we
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maintain the invariant that all bytes between
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mi->buf and mi->buf_end are valid. */
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memcpy (mi->buf_end - nread - bytes_left, mi->buf,
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memmove (mi->buf_end - nread - bytes_left, mi->buf,
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nread + bytes_left);
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mi->buf = mi->buf_end - nread - bytes_left;
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}
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