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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-03-20 11:09:15 +0900 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-04-07 12:18:58 -0500 |
| commit | f3df41cff40992499d3c693251622299e4ce18c3 (patch) | |
| tree | 6bd4714a99f0dfbd6498747dd2715a3a216c6b16 /drivers/scsi/scsi_debug.c | |
| parent | 1c353f7d616a4ef04b5e73fe7a2184baa039f06f (diff) | |
| download | lwn-f3df41cff40992499d3c693251622299e4ce18c3.tar.gz lwn-f3df41cff40992499d3c693251622299e4ce18c3.zip | |
[SCSI] scsi_debug: remove temporary hack around sscanf for negative values
sscanf can handle negative values.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Douglas Gilbert <dougg@torque.net>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
| -rw-r--r-- | drivers/scsi/scsi_debug.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 7a2a3edcc723..2a388d06094a 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -2681,21 +2681,10 @@ static ssize_t sdebug_add_host_show(struct device_driver * ddp, char * buf) static ssize_t sdebug_add_host_store(struct device_driver * ddp, const char * buf, size_t count) { - int delta_hosts; - char work[20]; + int delta_hosts; - if (1 != sscanf(buf, "%10s", work)) + if (sscanf(buf, "%d", &delta_hosts) != 1) return -EINVAL; - { /* temporary hack around sscanf() problem with -ve nums */ - int neg = 0; - - if ('-' == *work) - neg = 1; - if (1 != sscanf(work + neg, "%d", &delta_hosts)) - return -EINVAL; - if (neg) - delta_hosts = -delta_hosts; - } if (delta_hosts > 0) { do { sdebug_add_adapter(); @@ -2707,7 +2696,7 @@ static ssize_t sdebug_add_host_store(struct device_driver * ddp, } return count; } -DRIVER_ATTR(add_host, S_IRUGO | S_IWUSR, sdebug_add_host_show, +DRIVER_ATTR(add_host, S_IRUGO | S_IWUSR, sdebug_add_host_show, sdebug_add_host_store); static ssize_t sdebug_vpd_use_hostno_show(struct device_driver * ddp, |