This patch fixes a checkpatch warning for not checking
the return value of sscanf.
Signed-off-by: Mark Hounschell <ma...@compro.net>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/dgap/dgap.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index 6bd21e9..51f9924 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -6017,7 +6017,8 @@ static ssize_t dgap_driver_pollrate_show(struct
device_driver *ddp, char *buf)
static ssize_t dgap_driver_pollrate_store(struct device_driver *ddp, const
char *buf, size_t count)
{
- sscanf(buf, "%d\n", &dgap_poll_tick);
+ if (sscanf(buf, "%d\n", &dgap_poll_tick) != 1)
+ return -EINVAL;
return count;
}
static DRIVER_ATTR(pollrate, (S_IRUSR | S_IWUSR), dgap_driver_pollrate_show,
dgap_driver_pollrate_store);
--
1.8.1.4
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