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author | Andreas Schwab <schwab@suse.de> | 2018-11-06 16:12:07 +0100 |
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committer | Florian Weimer <fweimer@redhat.com> | 2018-11-06 16:12:07 +0100 |
commit | fc0e3393ff775aa795b523083bb0db7f18d3b91e (patch) | |
tree | 2db3acca3876c5822959c6f147f2dc1c86ab1a37 | |
parent | 65010329f2c596bdd1204c1c9c9baac0193637af (diff) | |
download | glibc-fc0e3393ff775aa795b523083bb0db7f18d3b91e.tar.gz glibc-fc0e3393ff775aa795b523083bb0db7f18d3b91e.tar.xz glibc-fc0e3393ff775aa795b523083bb0db7f18d3b91e.zip |
libanl: properly cleanup if first helper thread creation failed (bug 22927)
(cherry picked from commit bd3b0fbae33a9a4cc5e2daf049443d5cf03d4251)
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | NEWS | 1 | ||||
-rw-r--r-- | resolv/gai_misc.c | 7 |
3 files changed, 12 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog index d558df58af..db4ac3b76a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2018-11-05 Andreas Schwab <schwab@suse.de> + + [BZ #22927] + * resolv/gai_misc.c (__gai_enqueue_request): Don't crash if + creating the first helper thread failed. + 2018-10-23 Adhemerval Zanella <adhemerval.zanella@linaro.org> [BZ #23709] diff --git a/NEWS b/NEWS index f3004915f2..b85be4a9c1 100644 --- a/NEWS +++ b/NEWS @@ -10,6 +10,7 @@ Version 2.28.1 The following bugs are resolved with this release: [20209] localedata: Spelling mistake for Sunday in Greenlandic kl_GL + [22927] libanl: properly cleanup if first helper thread creation failed [23400] stdlib/test-bz22786.c creates temporary files in glibc source tree [23497] readdir64@GLIBC_2.1 cannot parse the kernel directory stream [23521] nss_files aliases database file stream leak diff --git a/resolv/gai_misc.c b/resolv/gai_misc.c index e7c3b63cc5..80a2cff835 100644 --- a/resolv/gai_misc.c +++ b/resolv/gai_misc.c @@ -261,8 +261,11 @@ __gai_enqueue_request (struct gaicb *gaicbp) /* We cannot create a thread in the moment and there is also no thread running. This is a problem. `errno' is set to EAGAIN if this is only a temporary problem. */ - assert (lastp->next == newp); - lastp->next = NULL; + assert (requests == newp || lastp->next == newp); + if (lastp != NULL) + lastp->next = NULL; + else + requests = NULL; requests_tail = lastp; newp->next = freelist; |