From: Wim ten Have <[email protected]>
Fix xlconfigtest runs build for --enable-test-oom on
Xen XL-2-XML Parse channel-pty
Program received signal SIGSEGV, Segmentation fault.
#0 0x00007ffff3c2b373 in __strchr_sse2 () from /lib64/libc.so.6
==> #1 0x00007ffff7875701 in virConfSaveValue (buf=buf@entry=0x7fffffffd8a0,
val=val@entry=0x674750) at util/virconf.c:290
#2 0x00007ffff7875668 in virConfSaveValue (buf=buf@entry=0x7fffffffd8a0,
val=<optimized out>) at util/virconf.c:306
#3 0x00007ffff78757ef in virConfSaveEntry (buf=buf@entry=0x7fffffffd8a0,
cur=cur@entry=0x674780) at util/virconf.c:338
#4 0x00007ffff78783eb in virConfWriteMem (memory=0x665570 "",
len=len@entry=0x7fffffffd910, conf=conf@entry=0x65b940)
at util/virconf.c:1543
#5 0x000000000040eccb in testCompareParseXML (replaceVars=<optimized out>,
xml=<optimized out>,
xlcfg=0x662c00
"/home/wtenhave/WORK/libvirt/OOMtesting/libvirt-devel/tests/xlconfigdata/test-channel-pty.cfg")
at xlconfigtest.c:108
#6 testCompareHelper (data=<optimized out>) at xlconfigtest.c:205
#7 0x0000000000410b3a in virTestRun (title=title@entry=0x432cc0 "Xen
XL-2-XML Parse channel-pty",
body=body@entry=0x40e9b0 <testCompareHelper>,
data=data@entry=0x7fffffffd9f0) at testutils.c:247
#8 0x000000000040f322 in mymain () at xlconfigtest.c:278
#9 0x0000000000411410 in virTestMain (argc=1, argv=0x7fffffffdba8,
func=0x40f660 <mymain>) at testutils.c:992
#10 0x00007ffff3bc0401 in __libc_start_main () from /lib64/libc.so.6
#11 0x000000000040e86a in _start ()
(gdb) frame 1
#1 0x00007ffff7875701 in virConfSaveValue (buf=buf@entry=0x7fffffffd8a0,
val=val@entry=0x674750) at util/virconf.c:290
290 if (strchr(val->str, '\n') != NULL) {
(gdb) print *val
$1 = {type = VIR_CONF_STRING, next = 0x0, l = 0, str = 0x0, list = 0x0}
Signed-off-by: Wim ten Have <[email protected]>
---
src/util/virconf.c | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/src/util/virconf.c b/src/util/virconf.c
index a85a307..9840ca6 100644
--- a/src/util/virconf.c
+++ b/src/util/virconf.c
@@ -287,14 +287,16 @@ virConfSaveValue(virBufferPtr buf, virConfValuePtr val)
virBufferAsprintf(buf, "%llu", val->l);
break;
case VIR_CONF_STRING:
- if (strchr(val->str, '\n') != NULL) {
- virBufferAsprintf(buf, "\"\"\"%s\"\"\"", val->str);
- } else if (strchr(val->str, '"') == NULL) {
- virBufferAsprintf(buf, "\"%s\"", val->str);
- } else if (strchr(val->str, '\'') == NULL) {
- virBufferAsprintf(buf, "'%s'", val->str);
- } else {
- virBufferAsprintf(buf, "\"\"\"%s\"\"\"", val->str);
+ if (val->str) {
+ if (strchr(val->str, '\n') != NULL) {
+ virBufferAsprintf(buf, "\"\"\"%s\"\"\"", val->str);
+ } else if (strchr(val->str, '"') == NULL) {
+ virBufferAsprintf(buf, "\"%s\"", val->str);
+ } else if (strchr(val->str, '\'') == NULL) {
+ virBufferAsprintf(buf, "'%s'", val->str);
+ } else {
+ virBufferAsprintf(buf, "\"\"\"%s\"\"\"", val->str);
+ }
}
break;
case VIR_CONF_LIST: {
--
2.9.3
--
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