set '\0' at tail for NUL terminated string, or TP_printk may cause issue.
Signed-off-by: Chen Gang <[email protected]> --- drivers/staging/sep/sep_trace_events.h | 11 ++++++++--- 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 2b053a9..74f4c9a 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; ), -- 1.7.7.6 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
