From: kbuild test robot <fengguang.wu@xxxxxxxxx>
drivers/dma-buf/udmabuf.c:167:6-12: inconsistent IS_ERR and PTR_ERR on line 168.
PTR_ERR should access the value just tested by IS_ERR
Semantic patch information:
There can be false positives in the patch case, where it is the call to
IS_ERR that is wrong.
Generated by: scripts/coccinelle/tests/odd_ptr_err.cocci
Fixes: cc2d0e91bc15 ("udmabuf: driver update")
Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Signed-off-by: linux-kernel@xxxxxxxxxxxxxxx
---
tree: git://git.kraxel.org/linux udmabuf
head: cc2d0e91bc15849baff695d175bfb8fba35f1465
commit: cc2d0e91bc15849baff695d175bfb8fba35f1465 [6/6] udmabuf: driver
update
udmabuf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -165,7 +165,7 @@ static long udmabuf_ioctl_create(struct
page = shmem_read_mapping_page(
file_inode(ubuf->filp)->i_mapping, pgoff + pgidx);
if (IS_ERR(page)) {
- ret = PTR_ERR(buf);
+ ret = PTR_ERR(page);
goto err_put_pages;
}
ubuf->pages[pgidx] = page;
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