From 46e06192a88834a97257d2be5ab3aa7c325a1cfe Mon Sep 17 00:00:00 2001 From: Leif Delgass Date: Mon, 21 Apr 2003 16:07:17 +0000 Subject: Check for NULL map before calling DRM(ioremapfree) on cleanup. Prevents an oops if a map wasn't found (e.g. XFree86 Bugzilla #108) --- linux/gamma_dma.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'linux/gamma_dma.c') diff --git a/linux/gamma_dma.c b/linux/gamma_dma.c index 6734f1c4..cf25aaba 100644 --- a/linux/gamma_dma.c +++ b/linux/gamma_dma.c @@ -673,7 +673,8 @@ int gamma_do_cleanup_dma( drm_device_t *dev ) if ( dev->dev_private ) { drm_gamma_private_t *dev_priv = dev->dev_private; - DRM_IOREMAPFREE( dev_priv->buffers ); + if ( dev_priv->buffers != NULL ) + DRM_IOREMAPFREE( dev_priv->buffers ); DRM(free)( dev->dev_private, sizeof(drm_gamma_private_t), DRM_MEM_DRIVER ); -- cgit v1.2.3