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authorFabio Estevam2014-02-27 00:53:40 +0100
committerGreg Kroah-Hartman2014-02-27 23:57:43 +0100
commit9f9b036f0e5ee1ea4f0487a793542ca7ba06de35 (patch)
tree45f0cbebe8a887ba2eb31de591648bf7519e3e72 /drivers/staging/imx-drm/imx-ldb.c
parentstaging: android: lowmemorykiller: neglect swap cached pages in other_file (diff)
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imx-drm: imx-ldb: Check 'mode' pointer first
Fix the following static checker warning: drivers/staging/imx-drm/imx-ldb.c:109 imx_ldb_connector_get_modes() error: potential null dereference 'mode'. (drm_mode_create returns null) Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/imx-drm/imx-ldb.c')
-rw-r--r--drivers/staging/imx-drm/imx-ldb.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/imx-drm/imx-ldb.c b/drivers/staging/imx-drm/imx-ldb.c
index 5168c76cff53..abf85170f6d6 100644
--- a/drivers/staging/imx-drm/imx-ldb.c
+++ b/drivers/staging/imx-drm/imx-ldb.c
@@ -106,6 +106,8 @@ static int imx_ldb_connector_get_modes(struct drm_connector *connector)
struct drm_display_mode *mode;
mode = drm_mode_create(connector->dev);
+ if (!mode)
+ return -EINVAL;
drm_mode_copy(mode, &imx_ldb_ch->mode);
mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
drm_mode_probed_add(connector, mode);