Merge remote-tracking branch 'origin/release-4-6' into HEAD

[alexxy/gromacs.git] / src / gromacs / gmxlib / vmdio.c

diff --git a/src/gromacs/gmxlib/vmdio.c b/src/gromacs/gmxlib/vmdio.c
index df4cfe6d5632dbc81440654235fc6b02920fd3dd..d8611a2483f7894bf02ac661831f5e2ddc52d090 100644 (file)
--- a/src/gromacs/gmxlib/vmdio.c
+++ b/src/gromacs/gmxlib/vmdio.c
@@ -123,7 +123,7 @@ static int load_sharedlibrary_plugins(const char *fullpath,t_gmxvmdplugin* vmdpl
     }
 
     ifunc = vmddlsym(handle, "vmdplugin_init");
-    if (ifunc && ((initfunc)(ifunc))()) {
+    if (!ifunc || ((initfunc)(ifunc))()) {
         printf("\nvmdplugin_init() for %s returned an error; plugin(s) not loaded.\n", fullpath);
         vmddlclose(handle);
         return 0;