diff options
author | Clark Williams <williams@redhat.com> | 2012-01-03 10:47:33 -0600 |
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committer | Clark Williams <williams@redhat.com> | 2012-01-03 10:47:33 -0600 |
commit | 63076d7f7f7f2650e5d0a4fa5dd2c412a255c237 (patch) | |
tree | a489c1de793736fb0b379713245467f4358215fe /drivers/oprofile/oprofile_files.c | |
parent | 8645bee979600b0ba2ce7bfc847688abd1c2d477 (diff) | |
parent | 5f0a6e2d503896062f641639dacfe5055c2f593b (diff) |
Merge commit 'v3.2-rc7' into rt-3.2-rc7-rt9
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 89f63456646f..84a208dbed93 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 |