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libtt: Avoid an infinite loop in ttsession (tooltalk daemon) when /etc/mtab is a symlink, using lstat instead of stat.
Patch from Frederic Koehler <f.koehler427@gmail.com>
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1 changed files with 3 additions and 2 deletions
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@ -427,9 +427,10 @@ updateFileSystemEntries ()
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pollfd poll_fd;
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while (mount_table_stat.st_size == 0) {
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(void)poll (&poll_fd, 0, 100);
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if (stat(TtMntTab, &mount_table_stat)) {
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// Must use lstat here; mtab is often a symlink
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if (lstat(TtMntTab, &mount_table_stat)) {
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return;
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}
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}
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}
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FILE *mount_table = ttOpenMntTbl(TtMntTab, "r");
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