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authorEmil Velikov <emil.l.velikov@gmail.com>2015-07-13 14:34:57 +0100
committerEmil Velikov <emil.l.velikov@gmail.com>2015-07-16 16:41:38 +0100
commitea1786416c58cb0896b640bad5a9e41e1baa4011 (patch)
tree7e187a3ce45d7b66db3f365b09607a02cf332797
parentdfed5e18f35e1a3b5d5b31ee11ada55a0d80abe1 (diff)
freedreno: zero is a valid fd number, treat it as such
Abeit quite unlikely to get hit by this bug here, let just fix it. v2: Correct conditional (do not call ioctl(DRM_IOCTL_PRIME_HANDLE_TO_FD) when we already have the fd). v3: Fix kgsl_pipe.c, suggested by Thierry. Cc: freedreno@lists.freedesktop.org Cc: Rob Clark <robdclark@gmail.com> Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com> Reviewed-by: Thierry Reding <thierry.reding@gmail.com>
-rw-r--r--freedreno/freedreno_bo.c6
-rw-r--r--freedreno/kgsl/kgsl_bo.c1
-rw-r--r--freedreno/kgsl/kgsl_pipe.c2
-rw-r--r--freedreno/msm/msm_bo.c1
4 files changed, 6 insertions, 4 deletions
diff --git a/freedreno/freedreno_bo.c b/freedreno/freedreno_bo.c
index 517a2f81..eec218c6 100644
--- a/freedreno/freedreno_bo.c
+++ b/freedreno/freedreno_bo.c
@@ -285,9 +285,9 @@ void fd_bo_del(struct fd_bo *bo)
if (!atomic_dec_and_test(&bo->refcnt))
return;
- if (bo->fd) {
+ if (bo->fd >= 0) {
close(bo->fd);
- bo->fd = 0;
+ bo->fd = -1;
}
pthread_mutex_lock(&table_lock);
@@ -372,7 +372,7 @@ uint32_t fd_bo_handle(struct fd_bo *bo)
int fd_bo_dmabuf(struct fd_bo *bo)
{
- if (!bo->fd) {
+ if (bo->fd < 0) {
struct drm_prime_handle req = {
.handle = bo->handle,
.flags = DRM_CLOEXEC,
diff --git a/freedreno/kgsl/kgsl_bo.c b/freedreno/kgsl/kgsl_bo.c
index 15c3ff50..3407c769 100644
--- a/freedreno/kgsl/kgsl_bo.c
+++ b/freedreno/kgsl/kgsl_bo.c
@@ -168,6 +168,7 @@ drm_private struct fd_bo * kgsl_bo_from_handle(struct fd_device *dev,
bo = &kgsl_bo->base;
bo->funcs = &funcs;
+ bo->fd = -1;
for (i = 0; i < ARRAY_SIZE(kgsl_bo->list); i++)
list_inithead(&kgsl_bo->list[i]);
diff --git a/freedreno/kgsl/kgsl_pipe.c b/freedreno/kgsl/kgsl_pipe.c
index fc76b2b8..08c87a62 100644
--- a/freedreno/kgsl/kgsl_pipe.c
+++ b/freedreno/kgsl/kgsl_pipe.c
@@ -101,7 +101,7 @@ static void kgsl_pipe_destroy(struct fd_pipe *pipe)
if (kgsl_pipe->drawctxt_id)
ioctl(kgsl_pipe->fd, IOCTL_KGSL_DRAWCTXT_DESTROY, &req);
- if (kgsl_pipe->fd)
+ if (kgsl_pipe->fd >= 0)
close(kgsl_pipe->fd);
free(kgsl_pipe);
diff --git a/freedreno/msm/msm_bo.c b/freedreno/msm/msm_bo.c
index fbd82df7..3f5b6d07 100644
--- a/freedreno/msm/msm_bo.c
+++ b/freedreno/msm/msm_bo.c
@@ -137,6 +137,7 @@ drm_private struct fd_bo * msm_bo_from_handle(struct fd_device *dev,
bo = &msm_bo->base;
bo->funcs = &funcs;
+ bo->fd = -1;
for (i = 0; i < ARRAY_SIZE(msm_bo->list); i++)
list_inithead(&msm_bo->list[i]);