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authorSteve French <sfrench@us.ibm.com>2012-01-13 23:59:13 -0600
committerSteve French <sfrench@us.ibm.com>2012-01-13 23:59:13 -0600
commitdcd169b761d52e3f9122e30442b83863bdf1d9d9 (patch)
tree5e79741f1865a3aef840e68d7db9e7ed4d685b5a /drivers/oprofile/oprofile_files.c
parentaaf015890754d58dcb71a4aa44ed246bb082bcf6 (diff)
parent7250170c9ed00f3b74b11b98afefab45020672dd (diff)
Merge branch 'master' of git+ssh://git.samba.org/data/git/sfrench/cifs-2.6
Diffstat (limited to 'drivers/oprofile/oprofile_files.c')
-rw-r--r--drivers/oprofile/oprofile_files.c7
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