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storage: cast -1 for uid_t|gid_t

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uid_t and gid_t are opaque types, ranging from s32 to u32 to u64.

Explicitly cast the magic -1 to the appropriate type.

Signed-off-by: Philipp Hahn <hahn@univention.de>
This commit is contained in:
Philipp Hahn 2013-02-22 17:41:32 +01:00 committed by Michal Privoznik
parent 81af880a6f
commit 5474870cda
3 changed files with 13 additions and 13 deletions
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8
src/conf/storage_conf.c
View File

@ -674,8 +674,8 @@ virStorageDefParsePerms(xmlXPathContextPtr ctxt,
if (node == NULL) {
/* Set default values if there is not <permissions> element */
perms->mode = defaultmode;
perms->uid = -1;
perms->gid = -1;
perms->uid = (uid_t) -1;
perms->gid = (gid_t) -1;
perms->label = NULL;
return 0;
}
@ -700,7 +700,7 @@ virStorageDefParsePerms(xmlXPathContextPtr ctxt,
}
if (virXPathNode("./owner", ctxt) == NULL) {
perms->uid = -1;
perms->uid = (uid_t) -1;
} else {
if (virXPathLong("number(./owner)", ctxt, &v) < 0) {
virReportError(VIR_ERR_XML_ERROR,
@ -711,7 +711,7 @@ virStorageDefParsePerms(xmlXPathContextPtr ctxt,
}
if (virXPathNode("./group", ctxt) == NULL) {
perms->gid = -1;
perms->gid = (gid_t) -1;
} else {
if (virXPathLong("number(./group)", ctxt, &v) < 0) {
virReportError(VIR_ERR_XML_ERROR,

16
src/storage/storage_backend.c
View File

@ -277,9 +277,9 @@ virStorageBackendCreateBlockFrom(virConnectPtr conn ATTRIBUTE_UNUSED,
vol->target.path);
goto cleanup;
}
uid = (vol->target.perms.uid != st.st_uid) ? vol->target.perms.uid : -1;
gid = (vol->target.perms.gid != st.st_gid) ? vol->target.perms.gid : -1;
if (((uid != -1) || (gid != -1))
uid = (vol->target.perms.uid != st.st_uid) ? vol->target.perms.uid : (uid_t) -1;
gid = (vol->target.perms.gid != st.st_gid) ? vol->target.perms.gid : (gid_t) -1;
if (((uid != (uid_t) -1) || (gid != (gid_t) -1))
&& (fchown(fd, uid, gid) < 0)) {
virReportSystemError(errno,
_("cannot chown '%s' to (%u, %u)"),
@ -542,9 +542,9 @@ static int virStorageBackendCreateExecCommand(virStoragePoolObjPtr pool,
if ((pool->def->type == VIR_STORAGE_POOL_NETFS)
&& (((getuid() == 0)
&& (vol->target.perms.uid != -1)
&& (vol->target.perms.uid != (uid_t) -1)
&& (vol->target.perms.uid != 0))
|| ((vol->target.perms.gid != -1)
|| ((vol->target.perms.gid != (gid_t) -1)
&& (vol->target.perms.gid != getgid())))) {
virCommandSetUID(cmd, vol->target.perms.uid);
@ -572,9 +572,9 @@ static int virStorageBackendCreateExecCommand(virStoragePoolObjPtr pool,
}
}
uid = (vol->target.perms.uid != st.st_uid) ? vol->target.perms.uid : -1;
gid = (vol->target.perms.gid != st.st_gid) ? vol->target.perms.gid : -1;
if (((uid != -1) || (gid != -1))
uid = (vol->target.perms.uid != st.st_uid) ? vol->target.perms.uid : (uid_t) -1;
gid = (vol->target.perms.gid != st.st_gid) ? vol->target.perms.gid : (gid_t) -1;
if (((uid != (uid_t) -1) || (gid != (gid_t) -1))
&& (chown(vol->target.path, uid, gid) < 0)) {
virReportSystemError(errno,
_("cannot chown %s to (%u, %u)"),

2
src/util/virutil.c
View File

@ -1206,7 +1206,7 @@ parenterror:
_("stat of '%s' failed"), path);
goto childerror;
}
if ((st.st_gid != gid) && (chown(path, -1, gid) < 0)) {
if ((st.st_gid != gid) && (chown(path, (uid_t) -1, gid) < 0)) {
ret = -errno;
virReportSystemError(errno,
_("cannot chown '%s' to group %u"),