[PATCH] drm: qxl: add missing return check

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



My static checker complains that "release" is uninitialized if
qxl_alloc_release_reserved() fails, so let's add a check for that.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 9548bb58d3bc..058340a002c2 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -572,6 +572,8 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
 	ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd),
 					 QXL_RELEASE_CURSOR_CMD,
 					 &release, NULL);
+	if (ret)
+		return;
 
 	cmd = (struct qxl_cursor_cmd *) qxl_release_map(qdev, release);
 
_______________________________________________
Virtualization mailing list
Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linuxfoundation.org/mailman/listinfo/virtualization



[Index of Archives]     [KVM Development]     [Libvirt Development]     [Libvirt Users]     [CentOS Virtualization]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux