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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2024-11-04 16:23:33 +0100 |
|---|---|---|
| committer | Marek Szyprowski <m.szyprowski@samsung.com> | 2024-11-04 23:37:15 +0100 |
| commit | 7eb352a67dbff0b2589617ef12f05d05ceb0058a (patch) | |
| tree | 2988fadbd270788b19e116152e1e05fde5faf80c | |
| parent | 861d1eecbdcd0efcfa13bcc3e0ab18263d4070f7 (diff) | |
| download | linux-thead-7eb352a67dbff0b2589617ef12f05d05ceb0058a.tar.gz linux-thead-7eb352a67dbff0b2589617ef12f05d05ceb0058a.tar.bz2 linux-thead-7eb352a67dbff0b2589617ef12f05d05ceb0058a.zip | |
gpu: drm: img: fix potential NULL pointer dereference
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Change-Id: I519c2289c9659deab1e348ef88ab05668eb9c8f7
| -rw-r--r-- | drivers/gpu/drm/img-rogue/module_common.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/gpu/drm/img-rogue/module_common.c b/drivers/gpu/drm/img-rogue/module_common.c index aa7ace0dabd1..76d0dac52e34 100644 --- a/drivers/gpu/drm/img-rogue/module_common.c +++ b/drivers/gpu/drm/img-rogue/module_common.c @@ -158,13 +158,18 @@ CONNECTION_DATA *LinuxSyncConnectionFromFile(struct file *pFile) if (pFile) { struct drm_file *psDRMFile = pFile->private_data; - PVRSRV_CONNECTION_PRIV *psConnectionPriv = (PVRSRV_CONNECTION_PRIV*)psDRMFile->driver_priv; + if (psDRMFile) { + PVRSRV_CONNECTION_PRIV *psConnectionPriv = (PVRSRV_CONNECTION_PRIV*)psDRMFile->driver_priv; + + if (psConnectionPriv) { #if (PVRSRV_DEVICE_INIT_MODE == PVRSRV_LINUX_DEV_INIT_ON_CONNECT) - return (CONNECTION_DATA*)psConnectionPriv->pvConnectionData; + return (CONNECTION_DATA*)psConnectionPriv->pvConnectionData; #else - return (CONNECTION_DATA*)psConnectionPriv->pvSyncConnectionData; + return (CONNECTION_DATA*)psConnectionPriv->pvSyncConnectionData; #endif + } + } } return NULL; |