diff options
| author | Leif Delgass <ldelgass@users.sourceforge.net> | 2003-04-21 16:07:17 +0000 |
|---|---|---|
| committer | Leif Delgass <ldelgass@users.sourceforge.net> | 2003-04-21 16:07:17 +0000 |
| commit | 46e06192a88834a97257d2be5ab3aa7c325a1cfe (patch) | |
| tree | 3a77c3f79e6415aaff35c6fbd22f256269ced8a0 /linux/gamma_dma.c | |
| parent | da35a90d99cf56a8ffc48f87754013d13e1cafcd (diff) | |
Check for NULL map before calling DRM(ioremapfree) on cleanup. Prevents an
oops if a map wasn't found (e.g. XFree86 Bugzilla #108)
Diffstat (limited to 'linux/gamma_dma.c')
| -rw-r--r-- | linux/gamma_dma.c | 3 |
1 files changed, 2 insertions, 1 deletions
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 ); |