Fix: int printed as uint

[lttng-tools.git] / src / common / ust-consumer / ust-consumer.c

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index d45707b763deaf653b3ed75f65c80a3f5ed42b55..481bbeba04b2f91eef880335cbd3ac8ef5cb9302 100644 (file)
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -47,7 +47,7 @@
 
 #include "ust-consumer.h"
 
-#define UINT_MAX_STR_LEN 11    /* includes \0 */
+#define INT_MAX_STR_LEN 12     /* includes \0 */
 
 extern struct lttng_consumer_global_data consumer_data;
 extern int consumer_poll_timeout;
@@ -248,14 +248,14 @@ error:
 static
 int get_stream_shm_path(char *stream_shm_path, const char *shm_path, int cpu)
 {
-       char cpu_nr[UINT_MAX_STR_LEN];  /* unsigned int max len */
+       char cpu_nr[INT_MAX_STR_LEN];  /* int max len */
        int ret;
 
        strncpy(stream_shm_path, shm_path, PATH_MAX);
        stream_shm_path[PATH_MAX - 1] = '\0';
-       ret = snprintf(cpu_nr, UINT_MAX_STR_LEN, "%u", cpu);
-       if (ret != 1) {
-               ret = -1;
+       ret = snprintf(cpu_nr, INT_MAX_STR_LEN, "%i", cpu);
+       if (ret < 0) {
+               PERROR("snprintf");
                goto end;
        }
        strncat(stream_shm_path, cpu_nr,