Re: [PATCH 2/6] qemu_conf: Drop a pair of needless 'cleanup' labels

Daniel Henrique Barboza <danielhb413@xxxxxxxxx> · Mon, 9 Sep 2019 15:56:21 -0300

On 9/9/19 1:00 PM, Michal Privoznik wrote:
There are two 'cleanup' labels - one in
virQEMUDriverConfigHugeTLBFSInit() and the other in
virQEMUDriverConfigSetDefaults() that do nothing more than
return and integer value. No memory freeing or anything important
is done there. Drop them in favour of returning immediately.

Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
---
  src/qemu/qemu_conf.c | 26 ++++++++------------------


Reviewed-by: Daniel Henrique Barboza <danielhb413@xxxxxxxxx>

  1 file changed, 8 insertions(+), 18 deletions(-)

diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index 32d411e536..f11df03cf8 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -402,18 +402,12 @@ virQEMUDriverConfigHugeTLBFSInit(virHugeTLBFSPtr hugetlbfs,
                                   const char *path,
                                   bool deflt)
  {
-    int ret = -1;
-
-    if (VIR_STRDUP(hugetlbfs->mnt_dir, path) < 0)
-        goto cleanup;
-
-    if (virFileGetHugepageSize(path, &hugetlbfs->size) < 0)
-        goto cleanup;
+    if (VIR_STRDUP(hugetlbfs->mnt_dir, path) < 0 ||
+        virFileGetHugepageSize(path, &hugetlbfs->size) < 0)
+        return -1;
  
      hugetlbfs->deflt = deflt;
-    ret = 0;
- cleanup:
-    return ret;
+    return 0;
  }
  
  
@@ -1172,8 +1166,6 @@ virQEMUDriverConfigValidate(virQEMUDriverConfigPtr cfg)
  int
  virQEMUDriverConfigSetDefaults(virQEMUDriverConfigPtr cfg)
  {
-    int ret = -1;
-
  #define SET_TLS_SECRET_UUID_DEFAULT(val) \
      do { \
          if (!cfg->val## TLSx509certdir && \
@@ -1181,7 +1173,7 @@ virQEMUDriverConfigSetDefaults(virQEMUDriverConfigPtr cfg)
              cfg->defaultTLSx509secretUUID) { \
              if (VIR_STRDUP(cfg->val## TLSx509secretUUID, \
                             cfg->defaultTLSx509secretUUID) < 0) \
-                goto cleanup; \
+                return -1; \
          } \
      } while (0)
  
@@ -1205,11 +1197,11 @@ virQEMUDriverConfigSetDefaults(virQEMUDriverConfigPtr cfg)
          if (virFileExists(SYSCONFDIR "/pki/libvirt-"#val)) { \
              if (VIR_STRDUP(cfg->val ## TLSx509certdir, \
                             SYSCONFDIR "/pki/libvirt-"#val) < 0) \
-                goto cleanup; \
+                return -1; \
          } else { \
              if (VIR_STRDUP(cfg->val ## TLSx509certdir, \
                             cfg->defaultTLSx509certdir) < 0) \
-                goto cleanup; \
+                return -1; \
          } \
      } while (0)
  
@@ -1234,9 +1226,7 @@ virQEMUDriverConfigSetDefaults(virQEMUDriverConfigPtr cfg)
  
  #undef SET_TLS_VERIFY_DEFAULT
  
-    ret = 0;
- cleanup:
-    return ret;
+    return 0;
  }
  
  

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