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diff --git a/src/nodeinfo.c b/src/nodeinfo.c
index 53ba716..8d3214e 100644
--- a/src/nodeinfo.c
+++ b/src/nodeinfo.c
@@ -452,8 +452,7 @@ virNodeParseNode(const char *node,
/* enumerate sockets in the node */
CPU_ZERO(&sock_map);
- errno = 0;
- while ((cpudirent = readdir(cpudir))) {
+ for (errno = 0; (cpudirent = readdir(cpudir)); errno = 0) {
if (sscanf(cpudirent->d_name, "cpu%u", &cpu) != 1)
continue;
@@ -470,8 +469,6 @@ virNodeParseNode(const char *node,
if (sock > sock_max)
sock_max = sock;
-
- errno = 0;
}
if (errno) {
@@ -490,8 +487,7 @@ virNodeParseNode(const char *node,
/* iterate over all CPU's in the node */
rewinddir(cpudir);
- errno = 0;
- while ((cpudirent = readdir(cpudir))) {
+ for (errno = 0; (cpudirent = readdir(cpudir)); errno = 0) {
if (sscanf(cpudirent->d_name, "cpu%u", &cpu) != 1)
continue;
@@ -530,8 +526,6 @@ virNodeParseNode(const char *node,
if (siblings > *threads)
*threads = siblings;
-
- errno = 0;
}
if (errno) {
@@ -672,8 +666,7 @@ int linuxNodeInfoCPUPopulate(FILE *cpuinfo,
goto fallback;
}
- errno = 0;
- while ((nodedirent = readdir(nodedir))) {
+ for (errno = 0; (nodedirent = readdir(nodedir)); errno = 0) {
if (sscanf(nodedirent->d_name, "node%u", &node) != 1)
continue;
@@ -699,8 +692,6 @@ int linuxNodeInfoCPUPopulate(FILE *cpuinfo,
if (threads > nodeinfo->threads)
nodeinfo->threads = threads;
-
- errno = 0;
}
if (errno) {
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