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SUSE:SLE-12-SP2:GA
systemd-mini.414
0001-util-consider-0x7F-a-control-chracter-whic...
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File 0001-util-consider-0x7F-a-control-chracter-which-it-is-DE.patch of Package systemd-mini.414
From 3a8a916338d8446b938f3cf40f6aae0c611892e3 Mon Sep 17 00:00:00 2001 From: Lennart Poettering <lennart@poettering.net> Date: Mon, 7 Jul 2014 11:47:10 +0200 Subject: [PATCH] util: consider 0x7F a control chracter (which it is: DEL) Let's better be safe than sorry. --- src/shared/util.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git src/shared/util.c src/shared/util.c index 3d875c7..d25ee66 100644 --- src/shared/util.c +++ src/shared/util.c @@ -1608,8 +1608,9 @@ int read_one_char(FILE *f, char *ret, usec_t t, bool *need_nl) { return -ETIMEDOUT; } + errno = 0; if (!fgets(line, sizeof(line), f)) - return -EIO; + return errno ? -errno : -EIO; truncate_nl(line); @@ -5355,6 +5356,9 @@ bool string_is_safe(const char *p) { if (*t > 0 && *t < ' ') return false; + if (*t == 127) + return false; + if (strchr("\\\"\'", *t)) return false; } @@ -5371,10 +5375,14 @@ bool string_has_cc(const char *p) { assert(p); - for (t = p; *t; t++) + for (t = p; *t; t++) { if (*t > 0 && *t < ' ' && *t != '\t') return true; + if (*t == 127) + return true; + } + return false; } -- 1.7.9.2
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