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Fix yet another printf("%s", NULL) case

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Fix getpwuid_r() usage
Fix virsh migrateuri handling
This commit is contained in:
John Levon 2009-01-30 15:43:05 +00:00
parent 1c64dc76c1
commit 745c249a61
4 changed files with 20 additions and 7 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
Fri Jan 30 15:34:42 GMT 2009 John Levon <john.levon@sun.com>
* src/libvirt.c: Fix yet another printf("%s", NULL) case
* src/util.c: Fix getpwuid_r() usage
* src/virsh.c: Fix virsh migrateuri handling
Thu Jan 29 23:01:22 GMT 2009 Daniel P. Berrange <berrange@redhat.com>
Misc Xen driver crash/bug fixes

2
src/libvirt.c
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@ -2691,7 +2691,7 @@ virDomainMigrate (virDomainPtr domain,
char *dom_xml = NULL;
int cookielen = 0, ret, version = 0;
DEBUG("domain=%p, dconn=%p, flags=%lu, dname=%s, uri=%s, bandwidth=%lu",
domain, dconn, flags, dname, uri, bandwidth);
domain, dconn, flags, NULLSTR(dname), NULLSTR(uri), bandwidth);
virResetLastError();

11
src/util.c
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@ -1477,7 +1477,7 @@ char *virGetUserDirectory(virConnectPtr conn,
char *strbuf;
char *ret;
struct passwd pwbuf;
struct passwd *pw;
struct passwd *pw = NULL;
size_t strbuflen = sysconf(_SC_GETPW_R_SIZE_MAX);
if (VIR_ALLOC_N(strbuf, strbuflen) < 0) {
@ -1485,7 +1485,14 @@ char *virGetUserDirectory(virConnectPtr conn,
return NULL;
}
if (getpwuid_r(uid, &pwbuf, strbuf, strbuflen, &pw) != 0) {
/*
* From the manpage (terrifying but true):
*
* ERRORS
* 0 or ENOENT or ESRCH or EBADF or EPERM or ...
* The given name or uid was not found.
*/
if (getpwuid_r(uid, &pwbuf, strbuf, strbuflen, &pw) != 0 || pw == NULL) {
virReportSystemError(conn, errno,
_("Failed to find user record for uid '%d'"),
uid);

6
src/virsh.c
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@ -2258,11 +2258,9 @@ cmdMigrate (vshControl *ctl, const vshCmd *cmd)
goto done;
}
migrateuri = vshCommandOptString (cmd, "migrateuri", &found);
if (!found) migrateuri = NULL;
migrateuri = vshCommandOptString (cmd, "migrateuri", NULL);
dname = vshCommandOptString (cmd, "dname", &found);
if (!found) migrateuri = dname;
dname = vshCommandOptString (cmd, "dname", NULL);
if (vshCommandOptBool (cmd, "live"))
flags |= VIR_MIGRATE_LIVE;