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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - FcAtomicLock fails when SELinux denies link() syscall with EACCES"
href="https://bugs.freedesktop.org/show_bug.cgi?id=95477">95477</a>
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<th>Summary</th>
<td>FcAtomicLock fails when SELinux denies link() syscall with EACCES
</td>
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<th>Product</th>
<td>fontconfig
</td>
</tr>
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<th>Version</th>
<td>2.11
</td>
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<th>Hardware</th>
<td>All
</td>
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<th>OS</th>
<td>Linux (All)
</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>medium
</td>
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<th>Component</th>
<td>library
</td>
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<th>Assignee</th>
<td>fontconfig-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Reporter</th>
<td>rodger.combs@gmail.com
</td>
</tr>
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<th>QA Contact</th>
<td>freedesktop@behdad.org
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<p>
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<pre>See also: #82358
This is an issue on Android M, which denies non-root users access to link().
Patch:
diff --git a/src/fcatomic.c b/src/fcatomic.c
index 2ce419f..d12d324 100644
--- a/src/fcatomic.c
+++ b/src/fcatomic.c
@@ -131,7 +131,7 @@ FcAtomicLock (FcAtomic *atomic)
return FcFalse;
}
ret = link ((char *) atomic->tmp, (char *) atomic->lck);
- if (ret < 0 && (errno == EPERM || errno == ENOTSUP))
+ if (ret < 0 && (errno == EPERM || errno == ENOTSUP || errno == EACCES))
{
/* the filesystem where atomic->lck points to may not supports
* the hard link. so better try to fallback</pre>
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