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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-04-29 16:17:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 18:28:13 -0700
commit3119b487e03650b51589a86aac33098b7cc2a09e (patch)
treee7dda500b7204f07111c8890b57d6d4a0c6b668b /drivers/rpmsg/virtio_rpmsg_bus.c
parentca0dde97178e75ed1370b8616326f5496a803d65 (diff)
downloadlwn-3119b487e03650b51589a86aac33098b7cc2a09e.tar.gz
lwn-3119b487e03650b51589a86aac33098b7cc2a09e.zip
drivers/rpmsg/virtio_rpmsg_bus.c: fix error return code in rpmsg_probe()
Return a negative error code from the error handling case instead of 0, as returned elsewhere in this function. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Cc: Ohad Ben-Cohen <ohad@wizery.com> Cc: Tejun Heo <tj@kernel.org> Cc: Stephen Boyd <sboyd@codeaurora.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rpmsg/virtio_rpmsg_bus.c')
-rw-r--r--drivers/rpmsg/virtio_rpmsg_bus.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index a59684b5fc68..7861f1119b7d 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -951,8 +951,10 @@ static int rpmsg_probe(struct virtio_device *vdev)
bufs_va = dma_alloc_coherent(vdev->dev.parent->parent,
RPMSG_TOTAL_BUF_SPACE,
&vrp->bufs_dma, GFP_KERNEL);
- if (!bufs_va)
+ if (!bufs_va) {
+ err = -ENOMEM;
goto vqs_del;
+ }
dev_dbg(&vdev->dev, "buffers: va %p, dma 0x%llx\n", bufs_va,
(unsigned long long)vrp->bufs_dma);