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authorThomas Hellstrom <unichrome@shipmail.org>2004-11-03 13:37:37 +0000
committerThomas Hellstrom <unichrome@shipmail.org>2004-11-03 13:37:37 +0000
commitf08a01c0e21431e1b7990584ce2f61f0e711c093 (patch)
treeb3a19e50620295ce183799808908f647a52750be /shared
parent9409d8231c3be346ce7148275ce0ee86ec171716 (diff)
Fixed bug in via_dma.c. The code didn't check that the lock was held by the
caller. Just that it was held.
Diffstat (limited to 'shared')
-rw-r--r--shared/via.h4
-rw-r--r--shared/via_dma.c19
2 files changed, 7 insertions, 16 deletions
diff --git a/shared/via.h b/shared/via.h
index 070be7ae..0746a46d 100644
--- a/shared/via.h
+++ b/shared/via.h
@@ -30,11 +30,11 @@
#define DRIVER_NAME "via"
#define DRIVER_DESC "VIA Unichrome"
-#define DRIVER_DATE "20041101"
+#define DRIVER_DATE "20041103"
#define DRIVER_MAJOR 2
#define DRIVER_MINOR 0
-#define DRIVER_PATCHLEVEL 3
+#define DRIVER_PATCHLEVEL 4
#define DRIVER_IOCTLS \
[DRM_IOCTL_NR(DRM_IOCTL_VIA_ALLOCMEM)] = { via_mem_alloc, 1, 0 }, \
diff --git a/shared/via_dma.c b/shared/via_dma.c
index d986b9df..39613bc5 100644
--- a/shared/via_dma.c
+++ b/shared/via_dma.c
@@ -249,10 +249,7 @@ int via_flush_ioctl(DRM_IOCTL_ARGS)
{
DRM_DEVICE;
- if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("via_flush_ioctl called without lock held\n");
- return DRM_ERR(EINVAL);
- }
+ LOCK_TEST_WITH_RETURN( dev, filp );
return via_quiescent(dev);
}
@@ -263,16 +260,13 @@ int via_cmdbuffer(DRM_IOCTL_ARGS)
drm_via_cmdbuffer_t cmdbuf;
int ret;
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_via_cmdbuffer_t *) data,
sizeof(cmdbuf));
DRM_DEBUG("via cmdbuffer, buf %p size %lu\n", cmdbuf.buf, cmdbuf.size);
- if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("via_cmdbuffer called without lock held\n");
- return DRM_ERR(EINVAL);
- }
-
ret = via_dispatch_cmdbuffer(dev, &cmdbuf);
if (ret) {
return ret;
@@ -340,17 +334,14 @@ int via_pci_cmdbuffer(DRM_IOCTL_ARGS)
drm_via_cmdbuffer_t cmdbuf;
int ret;
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_via_cmdbuffer_t *) data,
sizeof(cmdbuf));
DRM_DEBUG("via_pci_cmdbuffer, buf %p size %lu\n", cmdbuf.buf,
cmdbuf.size);
- if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("via_pci_cmdbuffer called without lock held\n");
- return DRM_ERR(EINVAL);
- }
-
ret = via_dispatch_pci_cmdbuffer(dev, &cmdbuf);
if (ret) {
return ret;