fix #797: [Linux] net_if_stats() may raise OSError for certain NIC ca…

…rds.
giampaolo · Mar 29, 2016 · 12c7a20 · 12c7a20
1 parent 96305ee
commit 12c7a20
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diff --git a/HISTORY.rst b/HISTORY.rst
@@ -7,6 +7,10 @@ Bug tracker at https://github.com/giampaolo/psutil/issues
 
 - #800: [Linux] psutil.virtual_memory() returns a new "shared" memory field.
 
+**Bug fixes**
+
+- #797: [Linux] net_if_stats() may raise OSError for certain NIC cards.
+
 
 4.1.0 - 2016-03-12
 ==================

diff --git a/psutil/_psutil_linux.c b/psutil/_psutil_linux.c
@@ -525,8 +525,11 @@ psutil_net_if_stats(PyObject* self, PyObject* args) {
         speed = ethcmd.speed;
     }
     else {
-        if (errno == EOPNOTSUPP) {
-            // we typically get here in case of wi-fi cards
+        if ((errno == EOPNOTSUPP) || (errno == EINVAL)) {
+            // EOPNOTSUPP may occur in case of wi-fi cards.
+            // For EINVAL see:
+            // https://github.com/giampaolo/psutil/issues/797
+            //     #issuecomment-202999532
             duplex = DUPLEX_UNKNOWN;
             speed = 0;
         }