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dma-buf: Check return value of anon_inode_getfile 

anon_inode_getfile might fail, so check its return value.

Signed-off-by: Tuomas Tynkkynen <ttynkkynen@nvidia.com>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
This commit is contained in:
Tuomas Tynkkynen 2013-08-27 16:30:38 +03:00 committed by Sumit Semwal
parent 26b0332e30
commit 9022e24e89
1 changed files with 4 additions and 1 deletions
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5
drivers/base/dma-buf.c
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@ -133,7 +133,10 @@ struct dma_buf *dma_buf_export_named(void *priv, const struct dma_buf_ops *ops,
dmabuf->exp_name = exp_name; dmabuf->exp_name = exp_name;
file = anon_inode_getfile("dmabuf", &dma_buf_fops, dmabuf, flags); file = anon_inode_getfile("dmabuf", &dma_buf_fops, dmabuf, flags);
if (IS_ERR(file)) {
kfree(dmabuf);
return ERR_CAST(file);
}
dmabuf->file = file; dmabuf->file = file;
mutex_init(&dmabuf->lock); mutex_init(&dmabuf->lock);