From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Sat, 21 Jan 2017 22:26:38 +0100
A local variable was set to an error code before a concrete error situation
was detected. Thus move the corresponding assignment into an if branch
to indicate a software failure there.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
block/cfq-iosched.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index c73a6fcaeb9d..454297fe8fd6 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -1788,9 +1788,10 @@ static ssize_t __cfqg_set_weight_device(struct
kernfs_open_file *of,
if (sscanf(ctx.body, "%llu", &v) == 1) {
/* require "default" on dfl */
- ret = -ERANGE;
- if (!v && on_dfl)
+ if (!v && on_dfl) {
+ ret = -ERANGE;
goto out_finish;
+ }
} else if (!strcmp(strim(ctx.body), "default")) {
v = 0;
} else {
--
2.11.0
--
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