Messages in this thread | | | Subject | Re: [PATCH] UBI: fix return error code | From | Richard Weinberger <> | Date | Fri, 20 Nov 2015 11:17:55 +0100 |
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Am 20.11.2015 um 11:14 schrieb Sudip Mukherjee: > We are checking dfs_rootdir for error value or NULL. But in the > conditional ternary operator we returned -ENODEV if dfs_rootdir contains > an error value and returned PTR_ERR(dfs_rootdir) if dfs_rootdir is NULL. > So in the case of dfs_rootdir being NULL we actually assigned 0 to err > and returned it to the caller implying a success. > Lets return -ENODEV when dfs_rootdir is NULL else return > PTR_ERR(dfs_rootdir). > > Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> > --- > drivers/mtd/ubi/debug.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c > index b077e43..c4cb15a 100644 > --- a/drivers/mtd/ubi/debug.c > +++ b/drivers/mtd/ubi/debug.c > @@ -236,7 +236,7 @@ int ubi_debugfs_init(void) > > dfs_rootdir = debugfs_create_dir("ubi", NULL); > if (IS_ERR_OR_NULL(dfs_rootdir)) { > - int err = dfs_rootdir ? -ENODEV : PTR_ERR(dfs_rootdir); > + int err = dfs_rootdir ? PTR_ERR(dfs_rootdir) : -ENODEV; >
Nice catch!
Thanks, //richard
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