Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[karo-tx-linux.git] / kernel / trace / trace.c

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index c380612273bf75d683ddebcf5e7863b30bece806..f8cf959bad456dead3a5dec2fdd1a21e384f22bb 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -2338,11 +2338,19 @@ tracing_write_stub(struct file *filp, const char __user *ubuf,
        return count;
 }
 
+static loff_t tracing_seek(struct file *file, loff_t offset, int origin)
+{
+       if (file->f_mode & FMODE_READ)
+               return seq_lseek(file, offset, origin);
+       else
+               return 0;
+}
+
 static const struct file_operations tracing_fops = {
        .open           = tracing_open,
        .read           = seq_read,
        .write          = tracing_write_stub,
-       .llseek         = seq_lseek,
+       .llseek         = tracing_seek,
        .release        = tracing_release,
 };