[libvirt] [PATCH 1/2] nodeinfo: Fix code style and some minor bugs.

Peter Krempa pkrempa at redhat.com
Mon Jun 25 14:43:21 UTC 2012


This patch cleans up some line breaks and fixes two minor bugs:

- buffer pointer increment to the actual length that should be skipped
- jump to cleanup section instead of returning -1
---
 src/nodeinfo.c |   31 +++++++++++++++----------------
 1 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/src/nodeinfo.c b/src/nodeinfo.c
index f7d0cc6..97482d9 100644
--- a/src/nodeinfo.c
+++ b/src/nodeinfo.c
@@ -254,19 +254,19 @@ int linuxNodeInfoCPUPopulate(FILE *cpuinfo,
             char *p;
             unsigned int ui;

-            buf += 9;
+            buf += 7;
             while (*buf && c_isspace(*buf))
                 buf++;

             if (*buf != ':' || !buf[1]) {
-                nodeReportError(VIR_ERR_INTERNAL_ERROR,
-                                "%s", _("parsing cpu MHz from cpuinfo"));
+                nodeReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+                                _("parsing cpu MHz from cpuinfo"));
                 goto cleanup;
             }

-            if (virStrToLong_ui(buf+1, &p, 10, &ui) == 0
+            if (virStrToLong_ui(buf+1, &p, 10, &ui) == 0 &&
                 /* Accept trailing fractional part.  */
-                && (*p == '\0' || *p == '.' || c_isspace(*p)))
+                (*p == '\0' || *p == '.' || c_isspace(*p)))
                 nodeinfo->mhz = ui;
         }

@@ -279,13 +279,13 @@ int linuxNodeInfoCPUPopulate(FILE *cpuinfo,
                 buf++;

             if (*buf != ':' || !buf[1]) {
-                nodeReportError(VIR_ERR_INTERNAL_ERROR,
-                                "%s", _("parsing cpu cores from cpuinfo"));
-                return -1;
+                nodeReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+                                _("parsing cpu cores from cpuinfo"));
+                goto cleanup;
             }

-            if (virStrToLong_ui(buf+1, &p, 10, &ui) == 0
-                && (*p == '\0' || c_isspace(*p)))
+            if (virStrToLong_ui(buf+1, &p, 10, &ui) == 0 &&
+                (*p == '\0' || c_isspace(*p)))
                 cpu_cores = ui;
          }
 # elif defined(__powerpc__) || \
@@ -300,14 +300,14 @@ int linuxNodeInfoCPUPopulate(FILE *cpuinfo,
                 buf++;

             if (*buf != ':' || !buf[1]) {
-                nodeReportError(VIR_ERR_INTERNAL_ERROR,
-                                "%s", _("parsing cpu MHz from cpuinfo"));
+                nodeReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+                                _("parsing cpu MHz from cpuinfo"));
                 goto cleanup;
             }

-            if (virStrToLong_ui(buf+1, &p, 10, &ui) == 0
+            if (virStrToLong_ui(buf+1, &p, 10, &ui) == 0 &&
                 /* Accept trailing fractional part.  */
-                && (*p == '\0' || *p == '.' || c_isspace(*p)))
+                (*p == '\0' || *p == '.' || c_isspace(*p)))
                 nodeinfo->mhz = ui;
             /* No other interesting infos are available in /proc/cpuinfo.
              * However, there is a line identifying processor's version,
@@ -327,8 +327,7 @@ int linuxNodeInfoCPUPopulate(FILE *cpuinfo,
         virReportOOMError();
         goto cleanup;
     }
-    cpudir = opendir(sysfs_cpudir);
-    if (cpudir == NULL) {
+    if (!(cpudir = opendir(sysfs_cpudir))) {
         virReportSystemError(errno, _("cannot opendir %s"), sysfs_cpudir);
         goto cleanup;
     }
-- 
1.7.8.6




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