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| author | Mark Hounschell <markh@compro.net> | 2014-03-04 16:03:10 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-06 14:14:37 -0800 |
| commit | c4875ebf2e40bb99b42864487fb304f79643841e (patch) | |
| tree | 9f1c65681bef1bd1e076e1b54c950486959756ad /drivers/staging/dgap | |
| parent | c96f565e883857e87348eff3e45d12db44418a71 (diff) | |
staging: dgap: fix checkpatch warning on sscanf usage
This patch fixes a checkpatch warning for not checking
the return value of sscanf.
Signed-off-by: Mark Hounschell <markh@compro.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/dgap')
| -rw-r--r-- | drivers/staging/dgap/dgap.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c index 6bd21e97ed8c..51f9924eac10 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); |