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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Solaris/illumos MemoryMappingLayout needs to be careful of readlink(2)"
href="https://bugs.llvm.org/show_bug.cgi?id=52371">52371</a>
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<th>Summary</th>
<td>Solaris/illumos MemoryMappingLayout needs to be careful of readlink(2)
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<th>Product</th>
<td>compiler-rt
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Solaris
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
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<th>Component</th>
<td>compiler-rt
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>richlowe@richlowe.net
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<th>CC</th>
<td>llvm-bugs@lists.llvm.org, ro@gcc.gnu.org
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<pre>Created <span class=""><a href="attachment.cgi?id=25408" name="attach_25408" title="suggested fix">attachment 25408</a> <a href="attachment.cgi?id=25408&action=edit" title="suggested fix">[details]</a></span>
suggested fix
There's two issues here:
- readlink(2) doesn't NUL terminate, and so the mapping filename gets garbled
- readlink(2) isn't checked for failure, so anonymous mappings are
misattributed
I've attached a simple patch which seems better than what's there now</pre>
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