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author | Ulrich Drepper <drepper@gmail.com> | 2011-12-21 19:26:29 -0500 |
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committer | Ulrich Drepper <drepper@gmail.com> | 2011-12-21 19:26:29 -0500 |
commit | 60e8585f2a2aa288a403a581f1dc8d3fc373598b (patch) | |
tree | eadde2f50d58d87d551978db011b25f14bb7beff | |
parent | 8fa26d571d4b87a1c7a7f19f1365f7e5d2995933 (diff) | |
download | glibc-60e8585f2a2aa288a403a581f1dc8d3fc373598b.tar.gz |
Fix reading thread name from comm file
-rw-r--r-- | NEWS | 2 | ||||
-rw-r--r-- | nptl/ChangeLog | 6 | ||||
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/pthread_getname.c | 11 |
3 files changed, 17 insertions, 2 deletions
@@ -13,7 +13,7 @@ Version 2.15 12885, 12892, 12907, 12922, 12935, 13007, 13021, 13067, 13068, 13090, 13092, 13114, 13118, 13123, 13134, 13138, 13147, 13150, 13179, 13192, 13268, 13276, 13291, 13335, 13337, 13344, 13358, 13367, 13439, 13446, - 13472, 13484, 13506, 13524 + 13472, 13484, 13506, 13515, 13524 * New program pldd to list loaded object of a process Implemented by Ulrich Drepper. diff --git a/nptl/ChangeLog b/nptl/ChangeLog index b622fe7c0f..31177bf17c 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,9 @@ +2011-12-21 Ulrich Drepper <drepper@gmail.com> + + [BZ #13515] + * sysdeps/unix/sysv/linux/pthread_getname.c (pthread_getname_np): + Correct reading name from file. + 2011-12-14 Carlos O'Donell <carlos@systemhalted.org> * allocatestack.c (allocate_stack): Return errno on failure. diff --git a/nptl/sysdeps/unix/sysv/linux/pthread_getname.c b/nptl/sysdeps/unix/sysv/linux/pthread_getname.c index 6e7786f987..2c5ee6305e 100644 --- a/nptl/sysdeps/unix/sysv/linux/pthread_getname.c +++ b/nptl/sysdeps/unix/sysv/linux/pthread_getname.c @@ -1,5 +1,5 @@ /* pthread_getname_np -- Get thread name. Linux version - Copyright (C) 2010 Free Software Foundation, Inc. + Copyright (C) 2010, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -57,6 +57,15 @@ pthread_getname_np (th, buf, len) ssize_t n = TEMP_FAILURE_RETRY (read_not_cancel (fd, buf, len)); if (n < 0) res = errno; + else + { + if (buf[n - 1] == '\n') + buf[n - 1] = '\0'; + else if (n == len) + res = ERANGE; + else + buf[n] = '\0'; + } close_not_cancel_no_status (fd); |