[PATCH] ftrace: return error instead of 12 bytes read

From: Roel Kluin
Date: Wed Nov 11 2009 - 16:14:41 EST


A negative error value is required: now we cannot
distinguish ENOMEM from a valid read of 12 bytes.

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
kernel/trace/trace.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index b20d3ec..03c7fd5 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3730,7 +3730,7 @@ tracing_stats_read(struct file *filp, char __user *ubuf,

s = kmalloc(sizeof(*s), GFP_KERNEL);
if (!s)
- return ENOMEM;
+ return -ENOMEM;

trace_seq_init(s);

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