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Always call dlopen in DriverOpen. 

This increases the reference count for the driver binary, preventing it from
getting unloaded prematurely in driDestroyDisplay. See
https://bugs.freedesktop.org/show_bug.cgi?id=13541 .
This commit is contained in:
George Nassas 2007-12-06 10:11:05 +01:00 committed by Michel Dänzer
parent 125bd4cae5
commit 17afc800c9
2 changed files with 7 additions and 2 deletions
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8
src/glx/x11/dri_glx.c
View File

@ -194,7 +194,8 @@ static __DRIdriver *OpenDriver(const char *driverName)
/* First, search Drivers list to see if we've already opened this driver */
for (driver = Drivers; driver; driver = driver->next) {
if (strcmp(driver->name, driverName) == 0) {
/* found it */
/* found it, increment library refcount & return */
dlopen(driver->libpath, RTLD_NOW | RTLD_GLOBAL);
return driver;
}
}
@ -238,7 +239,9 @@ static __DRIdriver *OpenDriver(const char *driverName)
break; /* out of memory! */
/* init the struct */
driver->name = __glXstrdup(driverName);
if (!driver->name) {
driver->libpath = __glXstrdup(realDriverName);
if (!driver->name || !driver->libpath) {
if (driver->name) XFree(driver->name);
Xfree(driver);
driver = NULL;
break; /* out of memory! */
@ -401,6 +404,7 @@ static void driDestroyDisplay(Display *dpy, void *private)
Drivers = driver->next;
Xfree(driver->name);
Xfree(driver->libpath);
Xfree(driver);
break;
}

1
src/glx/x11/glxclient.h
View File

@ -117,6 +117,7 @@ struct __DRIdisplayRec {
*/
struct __DRIdriverRec {
const char *name;
const char *libpath;
void *handle;
PFNCREATENEWSCREENFUNC createNewScreenFunc;
struct __DRIdriverRec *next;