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path: root/drivers/net/wireless/libertas/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/libertas/debugfs.c')
-rw-r--r--drivers/net/wireless/libertas/debugfs.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index 668dd27616a..cc6a0a586f0 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -913,7 +913,10 @@ static ssize_t lbs_debugfs_write(struct file *f, const char __user *buf,
char *p2;
struct debug_data *d = f->private_data;
- pdata = kmalloc(cnt, GFP_KERNEL);
+ if (cnt == 0)
+ return 0;
+
+ pdata = kmalloc(cnt + 1, GFP_KERNEL);
if (pdata == NULL)
return 0;
@@ -922,6 +925,7 @@ static ssize_t lbs_debugfs_write(struct file *f, const char __user *buf,
kfree(pdata);
return 0;
}
+ pdata[cnt] = '\0';
p0 = pdata;
for (i = 0; i < num_of_items; i++) {