[PATCH] convert char pointers to use g_autofree
Ryan Gahagan
rgahagan at cs.utexas.edu
Sun Nov 8 18:04:25 UTC 2020
From: bschoney <bschoney at utexas.edu>
additional conversions to the GLib API in src/util per issue #11.
Please let me know if there are additional changes I should make in the files updated so far.
I intend to submit work on additional files, and I want to be sure the changes so far are correct.
Related issue: https://gitlab.com/libvirt/libvirt/-/issues/11
Signed-off-by: bschoney <bschoney at utexas.edu>
---
src/util/vircgroupv1.c | 3 +--
src/util/virhostcpu.c | 4 +---
src/util/virlockspace.c | 6 ++----
src/util/virmacmap.c | 3 +--
src/util/virresctrl.c | 25 ++++++++-----------------
src/util/virsysinfo.c | 9 +++------
6 files changed, 16 insertions(+), 34 deletions(-)
diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index 731e9d61d4..984cd50409 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1549,7 +1549,7 @@ virCgroupV1GetMemoryStat(virCgroupPtr group,
unsigned long long *unevictable)
{
int ret = -1;
- char *stat = NULL;
+ g_autofree char *stat = NULL;
char *line = NULL;
unsigned long long cacheVal = 0;
unsigned long long activeAnonVal = 0;
@@ -1614,7 +1614,6 @@ virCgroupV1GetMemoryStat(virCgroupPtr group,
ret = 0;
cleanup:
- VIR_FREE(stat);
return ret;
}
diff --git a/src/util/virhostcpu.c b/src/util/virhostcpu.c
index c531d65f86..4f6c3390ce 100644
--- a/src/util/virhostcpu.c
+++ b/src/util/virhostcpu.c
@@ -87,7 +87,7 @@ virHostCPUGetStatsFreeBSD(int cpuNum,
int *nparams)
{
const char *sysctl_name;
- long *cpu_times;
+ g_autofree long *cpu_times = NULL;
struct clockinfo clkinfo;
size_t i, j, cpu_times_size, clkinfo_size;
int cpu_times_num, offset, hz, stathz, ret = -1;
@@ -172,8 +172,6 @@ virHostCPUGetStatsFreeBSD(int cpuNum,
ret = 0;
cleanup:
- VIR_FREE(cpu_times);
-
return ret;
}
diff --git a/src/util/virlockspace.c b/src/util/virlockspace.c
index b90e13f506..71d5dfb83e 100644
--- a/src/util/virlockspace.c
+++ b/src/util/virlockspace.c
@@ -515,7 +515,7 @@ int virLockSpaceCreateResource(virLockSpacePtr lockspace,
const char *resname)
{
int ret = -1;
- char *respath = NULL;
+ g_autofree char *respath = NULL;
VIR_DEBUG("lockspace=%p resname=%s", lockspace, resname);
@@ -538,7 +538,6 @@ int virLockSpaceCreateResource(virLockSpacePtr lockspace,
cleanup:
virMutexUnlock(&lockspace->lock);
- VIR_FREE(respath);
return ret;
}
@@ -547,7 +546,7 @@ int virLockSpaceDeleteResource(virLockSpacePtr lockspace,
const char *resname)
{
int ret = -1;
- char *respath = NULL;
+ g_autofree char *respath = NULL;
VIR_DEBUG("lockspace=%p resname=%s", lockspace, resname);
@@ -575,7 +574,6 @@ int virLockSpaceDeleteResource(virLockSpacePtr lockspace,
cleanup:
virMutexUnlock(&lockspace->lock);
- VIR_FREE(respath);
return ret;
}
diff --git a/src/util/virmacmap.c b/src/util/virmacmap.c
index f9047d0fb1..e68742de10 100644
--- a/src/util/virmacmap.c
+++ b/src/util/virmacmap.c
@@ -129,7 +129,7 @@ static int
virMacMapLoadFile(virMacMapPtr mgr,
const char *file)
{
- char *map_str = NULL;
+ g_autofree char *map_str = NULL;
virJSONValuePtr map = NULL;
int map_str_len = 0;
size_t i;
@@ -189,7 +189,6 @@ virMacMapLoadFile(virMacMapPtr mgr,
ret = 0;
cleanup:
- VIR_FREE(map_str);
virJSONValueFree(map);
return ret;
}
diff --git a/src/util/virresctrl.c b/src/util/virresctrl.c
index d3087b98c1..1c2d175295 100644
--- a/src/util/virresctrl.c
+++ b/src/util/virresctrl.c
@@ -709,7 +709,7 @@ virResctrlGetMonitorInfo(virResctrlInfoPtr resctrl)
{
int ret = -1;
int rv = -1;
- char *featurestr = NULL;
+ g_autofree char *featurestr = NULL;
char **features = NULL;
size_t nfeatures = 0;
virResctrlInfoMongrpPtr info_monitor = NULL;
@@ -771,7 +771,6 @@ virResctrlGetMonitorInfo(virResctrlInfoPtr resctrl)
ret = 0;
cleanup:
- VIR_FREE(featurestr);
g_strfreev(features);
VIR_FREE(info_monitor);
return ret;
@@ -1736,7 +1735,7 @@ virResctrlAllocGetGroup(virResctrlInfoPtr resctrl,
const char *groupname,
virResctrlAllocPtr *alloc)
{
- char *schemata = NULL;
+ g_autofree char *schemata = NULL;
int rv = virFileReadValueString(&schemata,
SYSFS_RESCTRL_PATH "/%s/schemata",
groupname);
@@ -1753,11 +1752,9 @@ virResctrlAllocGetGroup(virResctrlInfoPtr resctrl,
if (virResctrlAllocParse(resctrl, *alloc, schemata) < 0)
goto error;
- VIR_FREE(schemata);
return 0;
error:
- VIR_FREE(schemata);
virObjectUnref(*alloc);
*alloc = NULL;
return -1;
@@ -2354,8 +2351,8 @@ virResctrlAllocCreate(virResctrlInfoPtr resctrl,
virResctrlAllocPtr alloc,
const char *machinename)
{
- char *schemata_path = NULL;
- char *alloc_str = NULL;
+ g_autofree char *schemata_path = NULL;
+ g_autofree char *alloc_str = NULL;
int ret = -1;
int lockfd = -1;
@@ -2403,8 +2400,6 @@ virResctrlAllocCreate(virResctrlInfoPtr resctrl,
ret = 0;
cleanup:
virResctrlUnlock(lockfd);
- VIR_FREE(alloc_str);
- VIR_FREE(schemata_path);
return ret;
}
@@ -2413,8 +2408,8 @@ static int
virResctrlAddPID(const char *path,
pid_t pid)
{
- char *tasks = NULL;
- char *pidstr = NULL;
+ g_autofree char *tasks = NULL;
+ g_autofree char *pidstr = NULL;
int ret = 0;
if (!path) {
@@ -2436,8 +2431,6 @@ virResctrlAddPID(const char *path,
ret = 0;
cleanup:
- VIR_FREE(tasks);
- VIR_FREE(pidstr);
return ret;
}
@@ -2657,8 +2650,8 @@ virResctrlMonitorGetStats(virResctrlMonitorPtr monitor,
size_t i = 0;
unsigned long long val = 0;
g_autoptr(DIR) dirp = NULL;
- char *datapath = NULL;
- char *filepath = NULL;
+ g_autofree char *datapath = NULL;
+ g_autofree char *filepath = NULL;
struct dirent *ent = NULL;
virResctrlMonitorStatsPtr stat = NULL;
@@ -2737,8 +2730,6 @@ virResctrlMonitorGetStats(virResctrlMonitorPtr monitor,
ret = 0;
cleanup:
- VIR_FREE(datapath);
- VIR_FREE(filepath);
virResctrlMonitorStatsFree(stat);
return ret;
}
diff --git a/src/util/virsysinfo.c b/src/util/virsysinfo.c
index 217f842a37..e1336bf566 100644
--- a/src/util/virsysinfo.c
+++ b/src/util/virsysinfo.c
@@ -532,9 +532,9 @@ static int
virSysinfoParseS390Processor(const char *base, virSysinfoDefPtr ret)
{
const char *tmp_base;
- char *manufacturer = NULL;
- char *procline = NULL;
- char *ncpu = NULL;
+ g_autofree char *manufacturer = NULL;
+ g_autofree char *procline = NULL;
+ g_autofree char *ncpu = NULL;
int result = -1;
virSysinfoProcessorDefPtr processor;
@@ -593,9 +593,6 @@ virSysinfoParseS390Processor(const char *base, virSysinfoDefPtr ret)
result = 0;
error:
- VIR_FREE(manufacturer);
- VIR_FREE(procline);
- VIR_FREE(ncpu);
return result;
}
--
2.29.0
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