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authorChen Gang <gang.chen@asianux.com>2013-02-17 11:53:15 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-03-11 09:15:32 -0700
commit6d8a94e67f0448f11279eee27d3b0ede06ba07d7 (patch)
tree55b8e57a7dcbdc53b3715da506c96cedef48d553 /drivers/staging/sep
parentacb84e9ec213a51578a00cdf14650610c174ef9b (diff)
staging: sep: using strlcpy instead of strncpy
set '\0' at tail for NUL terminated string, or TP_printk may cause issue. Signed-off-by: Chen Gang <gang.chen@asianux.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/sep')
-rw-r--r--drivers/staging/sep/sep_trace_events.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/staging/sep/sep_trace_events.h b/drivers/staging/sep/sep_trace_events.h
index 2b053a93afe6..74f4c9a2b5be 100644
--- a/drivers/staging/sep/sep_trace_events.h
+++ b/drivers/staging/sep/sep_trace_events.h
@@ -53,6 +53,11 @@
#include <linux/tracepoint.h>
/*
+ * Since use str*cpy in header file, better to include string.h, directly.
+ */
+#include <linux/string.h>
+
+/*
* The TRACE_EVENT macro is broken up into 5 parts.
*
* name: name of the trace point. This is also how to enable the tracepoint.
@@ -97,7 +102,7 @@ TRACE_EVENT(sep_func_start,
),
TP_fast_assign(
- strncpy(__entry->name, name, 20);
+ strlcpy(__entry->name, name, 20);
__entry->branch = branch;
),
@@ -116,7 +121,7 @@ TRACE_EVENT(sep_func_end,
),
TP_fast_assign(
- strncpy(__entry->name, name, 20);
+ strlcpy(__entry->name, name, 20);
__entry->branch = branch;
),
@@ -135,7 +140,7 @@ TRACE_EVENT(sep_misc_event,
),
TP_fast_assign(
- strncpy(__entry->name, name, 20);
+ strlcpy(__entry->name, name, 20);
__entry->branch = branch;
),