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qemu: Remove unused bypassSecurityDriver from qemuOpenFileAs

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This argument is not used anymore. The only function that is
passing non-NULL (qemuDomainSaveMemory) does not actually care
for the value (after 23087cfdb) and every other caller just
passes NULL anyway.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Michal Privoznik 2018-07-03 07:52:13 +02:00
parent e66f87ade8
commit 8677a476c7
1 changed files with 9 additions and 23 deletions
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32
src/qemu/qemu_driver.c
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@ -152,7 +152,7 @@ static int qemuDomainManagedSaveLoad(virDomainObjPtr vm,
static int qemuOpenFileAs(uid_t fallback_uid, gid_t fallback_gid,
bool dynamicOwnership,
const char *path, int oflags,
bool *needUnlink, bool *bypassSecurityDriver);
bool *needUnlink);
static int qemuGetDHCPInterfaces(virDomainPtr dom,
virDomainObjPtr vm,
@ -2984,9 +2984,6 @@ qemuCompressGetCommand(virQEMUSaveFormat compression)
* @path: path to file to open
* @oflags: flags for opening/creation of the file
* @needUnlink: set to true if file was created by this function
* @bypassSecurityDriver: optional pointer to a boolean that will be set to true
* if security driver operations are pointless (due to
* NFS mount)
*
* Internal function to properly create or open existing files, with
* ownership affected by qemu driver setup and domain DAC label.
@ -3001,8 +2998,7 @@ qemuOpenFile(virQEMUDriverPtr driver,
virDomainObjPtr vm,
const char *path,
int oflags,
bool *needUnlink,
bool *bypassSecurityDriver)
bool *needUnlink)
{
int ret = -1;
virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
@ -3021,7 +3017,7 @@ qemuOpenFile(virQEMUDriverPtr driver,
goto cleanup;
ret = qemuOpenFileAs(user, group, dynamicOwnership,
path, oflags, needUnlink, bypassSecurityDriver);
path, oflags, needUnlink);
cleanup:
return ret;
@ -3031,12 +3027,11 @@ static int
qemuOpenFileAs(uid_t fallback_uid, gid_t fallback_gid,
bool dynamicOwnership,
const char *path, int oflags,
bool *needUnlink, bool *bypassSecurityDriver)
bool *needUnlink)
{
struct stat sb;
bool is_reg = true;
bool need_unlink = false;
bool bypass_security = false;
unsigned int vfoflags = 0;
int fd = -1;
int path_shared = virFileIsSharedFS(path);
@ -3134,19 +3129,11 @@ qemuOpenFileAs(uid_t fallback_uid, gid_t fallback_gid,
path);
goto cleanup;
}
/* Since we had to setuid to create the file, and the fstype
is NFS, we assume it's a root-squashing NFS share, and that
the security driver stuff would have failed anyway */
bypass_security = true;
}
}
cleanup:
if (needUnlink)
*needUnlink = need_unlink;
if (bypassSecurityDriver)
*bypassSecurityDriver = bypass_security;
return fd;
error:
@ -3198,7 +3185,6 @@ qemuDomainSaveMemory(virQEMUDriverPtr driver,
unsigned int flags,
qemuDomainAsyncJob asyncJob)
{
bool bypassSecurityDriver = false;
bool needUnlink = false;
int ret = -1;
int fd = -1;
@ -3218,7 +3204,7 @@ qemuDomainSaveMemory(virQEMUDriverPtr driver,
}
fd = qemuOpenFile(driver, vm, path,
O_WRONLY | O_TRUNC | O_CREAT | directFlag,
&needUnlink, &bypassSecurityDriver);
&needUnlink);
if (fd < 0)
goto cleanup;
@ -3249,7 +3235,7 @@ qemuDomainSaveMemory(virQEMUDriverPtr driver,
if (qemuFileWrapperFDClose(vm, wrapperFd) < 0)
goto cleanup;
if ((fd = qemuOpenFile(driver, vm, path, O_WRONLY, NULL, NULL)) < 0 ||
if ((fd = qemuOpenFile(driver, vm, path, O_WRONLY, NULL)) < 0 ||
virQEMUSaveDataFinish(data, &fd, path) < 0)
goto cleanup;
@ -3809,7 +3795,7 @@ doCoreDump(virQEMUDriverPtr driver,
* created. */
if ((fd = qemuOpenFile(driver, vm, path,
O_CREAT | O_TRUNC | O_WRONLY | directFlag,
NULL, NULL)) < 0)
NULL)) < 0)
goto cleanup;
if (!(wrapperFd = virFileWrapperFdNew(&fd, path, flags)))
@ -6419,7 +6405,7 @@ qemuDomainSaveImageOpen(virQEMUDriverPtr driver,
if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
goto error;
if ((fd = qemuOpenFile(driver, NULL, path, oflags, NULL, NULL)) < 0)
if ((fd = qemuOpenFile(driver, NULL, path, oflags, NULL)) < 0)
goto error;
if (bypass_cache &&
!(*wrapperFd = virFileWrapperFdNew(&fd, path,
@ -11863,7 +11849,7 @@ qemuDomainStorageOpenStat(virQEMUDriverPtr driver,
{
if (virStorageSourceIsLocalStorage(src)) {
if ((*ret_fd = qemuOpenFile(driver, vm, src->path, O_RDONLY,
NULL, NULL)) < 0)
NULL)) < 0)
return -1;
if (fstat(*ret_fd, ret_sb) < 0) {