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40 lines
1.1 KiB
40 lines
1.1 KiB
7 years ago
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diff -up util-linux-2.23.2/login-utils/login.c.kzak util-linux-2.23.2/login-utils/login.c
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--- util-linux-2.23.2/login-utils/login.c.kzak 2015-06-24 11:03:45.123285155 +0200
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+++ util-linux-2.23.2/login-utils/login.c 2015-06-24 11:46:19.168114438 +0200
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@@ -495,6 +495,7 @@ static void log_audit(struct login_conte
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static void log_lastlog(struct login_context *cxt)
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{
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+ struct sigaction sa, oldsa_xfsz;
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struct lastlog ll;
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time_t t;
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int fd;
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@@ -502,9 +503,14 @@ static void log_lastlog(struct login_con
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if (!cxt->pwd)
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return;
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+ /* lastlog is huge on systems with large UIDs, ignore SIGXFSZ */
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+ memset(&sa, 0, sizeof(sa));
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+ sa.sa_handler = SIG_IGN;
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+ sigaction(SIGXFSZ, &sa, &oldsa_xfsz);
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+
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fd = open(_PATH_LASTLOG, O_RDWR | O_CREAT, 0);
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if (fd < 0)
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- return;
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+ goto done;
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if (lseek(fd, (off_t) cxt->pwd->pw_uid * sizeof(ll), SEEK_SET) == -1)
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goto done;
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@@ -542,7 +548,10 @@ static void log_lastlog(struct login_con
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if (write_all(fd, (char *)&ll, sizeof(ll)))
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warn(_("write lastlog failed"));
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done:
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- close(fd);
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+ if (fd >= 0)
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+ close(fd);
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+
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+ sigaction(SIGXFSZ, &oldsa_xfsz, NULL); /* restore original setting */
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}
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/*
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