35 lines
1002 B
Diff
35 lines
1002 B
Diff
diff -ur sshfs-2.8.old/ChangeLog sshfs-2.8/ChangeLog
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--- sshfs-2.8.old/ChangeLog 2016-06-22 19:38:01.000000000 +0100
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+++ sshfs-2.8/ChangeLog 2021-09-07 08:17:35.352080786 +0100
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@@ -1,3 +1,9 @@
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+ Unreleased Changes
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+ ------------------
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+
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++* Fixed a crash due to a race condition when listing
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++ directory contents.
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+
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Release 2.7 (2016-06-22)
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------------------------
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diff -ur sshfs-2.8.old/sshfs.c sshfs-2.8/sshfs.c
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--- sshfs-2.8.old/sshfs.c 2016-06-08 16:42:12.000000000 +0100
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+++ sshfs-2.8/sshfs.c 2021-09-07 08:17:06.339682726 +0100
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@@ -2173,11 +2173,16 @@
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outstanding--;
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if (done) {
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+ /* We need to cache want_reply, since processing
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+ thread may free req right after unlock() if
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+ want_reply == 0 */
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+ int want_reply;
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pthread_mutex_lock(&sshfs.lock);
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if (sshfs_req_pending(req))
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req->want_reply = 0;
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+ want_reply = req->want_reply;
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pthread_mutex_unlock(&sshfs.lock);
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- if (!req->want_reply)
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+ if (!want_reply)
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continue;
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}
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