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| author | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-01-28 19:52:40 +0000 |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-01-28 19:52:40 +0000 |
| commit | b20f86625de738658c74f2ecfe4050416d2252cc (patch) | |
| tree | b84216b70bd923409217834a953f983700e39eda /drivers/oprofile/oprofile_files.c | |
| parent | 9f1065032ceb7e86c7c9f16bb86518857e88a172 (diff) | |
| parent | dcd6c92267155e70a94b3927bce681ce74b80d1f (diff) | |
Merge commit 'v3.3-rc1' into fbdev-next
Diffstat (limited to 'drivers/oprofile/oprofile_files.c')
| -rw-r--r-- | drivers/oprofile/oprofile_files.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c index 89f63456646..84a208dbed9 100644 --- a/drivers/oprofile/oprofile_files.c +++ b/drivers/oprofile/oprofile_files.c @@ -45,7 +45,7 @@ static ssize_t timeout_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; retval = oprofile_set_timeout(val); @@ -84,7 +84,7 @@ static ssize_t depth_write(struct file *file, char const __user *buf, size_t cou return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; retval = oprofile_set_ulong(&oprofile_backtrace_depth, val); @@ -141,9 +141,10 @@ static ssize_t enable_write(struct file *file, char const __user *buf, size_t co return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; + retval = 0; if (val) retval = oprofile_start(); else |