[ltt-dev] [UST PATCH] UST-wide warning fixes

[mathieu.desnoyers@polymtl.ca (Mathieu Desnoyers)]

* David Goulet (david.goulet at polymtl.ca) wrote:
> Signed-off-by: David Goulet <david.goulet at polymtl.ca>

Merged, thanks!

Mathieu

> ---
>  libust/buffers.c                    |    4 ++++
>  libust/trace_event.c                |    2 +-
>  libust/tracectl.c                   |    2 +-
>  libustconsumer/libustconsumer.c     |    3 ++-
>  snprintf/vfprintf.c                 |    2 +-
>  tests/register_test/register_test.c |    2 +-
>  tests/tap.c                         |    2 +-
>  7 files changed, 11 insertions(+), 6 deletions(-)
> 
> diff --git a/libust/buffers.c b/libust/buffers.c
> index 2e6a161..4e8004c 100644
> --- a/libust/buffers.c
> +++ b/libust/buffers.c
> @@ -1243,6 +1243,10 @@ size_t ltt_write_event_header_slow(struct ust_channel *channel,
>  	case LTT_RFLAG_ID:
>  		header.id_time = 31 << LTT_TSC_BITS;
>  		break;
> +	default:
> +		WARN_ON_ONCE(1);
> +		header.id_time = 0;
> +		break;
>  	}
>  
>  	header.id_time |= (u32)tsc & LTT_TSC_MASK;
> diff --git a/libust/trace_event.c b/libust/trace_event.c
> index 76628c5..b54d361 100644
> --- a/libust/trace_event.c
> +++ b/libust/trace_event.c
> @@ -89,7 +89,7 @@ static void trace_event_get_iter(struct trace_event_iter *iter)
>  	int found = 0;
>  
>  	found = lib_get_iter_trace_events(iter);
> -end:
> +
>  	if (!found)
>  		trace_event_iter_reset(iter);
>  }
> diff --git a/libust/tracectl.c b/libust/tracectl.c
> index 25fa4d5..25f84cc 100644
> --- a/libust/tracectl.c
> +++ b/libust/tracectl.c
> @@ -828,7 +828,7 @@ static void process_marker_cmd(int sock, int command,
>  {
>  	struct ustcomm_header _reply_header;
>  	struct ustcomm_header *reply_header = &_reply_header;
> -	int result;
> +	int result = 0;
>  
>  	memset(reply_header, 0, sizeof(*reply_header));
>  
> diff --git a/libustconsumer/libustconsumer.c b/libustconsumer/libustconsumer.c
> index 739a222..25c84ce 100644
> --- a/libustconsumer/libustconsumer.c
> +++ b/libustconsumer/libustconsumer.c
> @@ -445,7 +445,8 @@ static void destroy_buffer(struct ustconsumer_callbacks *callbacks,
>  
>  int consumer_loop(struct ustconsumer_instance *instance, struct buffer_info *buf)
>  {
> -	int result, read_result;
> +	int result = 0;
> +	int read_result;
>  	char read_buf;
>  
>  	pthread_cleanup_push(decrement_active_buffers, instance);
> diff --git a/snprintf/vfprintf.c b/snprintf/vfprintf.c
> index d4953be..1b8fba6 100644
> --- a/snprintf/vfprintf.c
> +++ b/snprintf/vfprintf.c
> @@ -239,7 +239,7 @@ int ust_safe_vfprintf(LFILE *fp, const char *fmt0, va_list ap)
>  	int dprec;		/* a copy of prec if %[diouxX], 0 otherwise */
>  	int realsz;		/* field size expanded by dprec */
>  	int size;		/* size of converted field or string */
> -	const char *xdigs;	/* digits for %[xX] conversion */
> +	const char *xdigs = NULL;	/* digits for %[xX] conversion */
>  #define NIOV 8
>  	struct __suio uio;	/* output information: summary */
>  	struct __siov iov[NIOV];/* ... and individual io vectors */
> diff --git a/tests/register_test/register_test.c b/tests/register_test/register_test.c
> index b593185..d5cd352 100644
> --- a/tests/register_test/register_test.c
> +++ b/tests/register_test/register_test.c
> @@ -55,7 +55,7 @@ void tptest_probe(void *data, int anint)
>  
>  static void * register_thread_main(void *data)
>  {
> -	int ret, i, j = 0;
> +	int i, j = 0;
>  
>  	struct hello_trace_struct hello[HELLO_LENGTH];
>  
> diff --git a/tests/tap.c b/tests/tap.c
> index bd7f81c..a54fd17 100644
> --- a/tests/tap.c
> +++ b/tests/tap.c
> @@ -37,7 +37,7 @@ static void *_tap_comment_stdout(void *_unused)
>  		if (strncmp(line, "_TAP", 4)) {
>  			fprintf(normal_stdout, "# %s", line);
>  		} else {
> -			fprintf(normal_stdout, &line[4]);
> +			fprintf(normal_stdout, "# %s", &line[4]);
>  		}
>  	}
>  	pthread_exit(0);
> -- 
> 1.7.4
> 

-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com