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author | Jiri Kosina <jkosina@suse.cz> | 2010-08-04 17:14:38 +0400 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-08-04 17:14:38 +0400 |
commit | d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f (patch) | |
tree | 854ab394486288d40fa8179cbfaf66e8bdc44b0f /drivers/parisc | |
parent | 73b2c7165b76b20eb1290e7efebc33cfd21db1ca (diff) | |
parent | 3a09b1be53d23df780a0cd0e4087a05e2ca4a00c (diff) | |
download | linux-d790d4d583aeaed9fc6f8a9f4d9f8ce6b1c15c7f.tar.xz |
Merge branch 'master' into for-next
Diffstat (limited to 'drivers/parisc')
-rw-r--r-- | drivers/parisc/led.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c index 188bc8496a26..d02be78a4138 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c @@ -176,16 +176,18 @@ static ssize_t led_proc_write(struct file *file, const char *buf, size_t count, loff_t *pos) { void *data = PDE(file->f_path.dentry->d_inode)->data; - char *cur, lbuf[count + 1]; + char *cur, lbuf[32]; int d; if (!capable(CAP_SYS_ADMIN)) return -EACCES; - memset(lbuf, 0, count + 1); + if (count >= sizeof(lbuf)) + count = sizeof(lbuf)-1; if (copy_from_user(lbuf, buf, count)) return -EFAULT; + lbuf[count] = 0; cur = lbuf; |