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-rw-r--r--plugins/check_snmp.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/plugins/check_snmp.c b/plugins/check_snmp.c
index ce3919d..fdb5819 100644
--- a/plugins/check_snmp.c
+++ b/plugins/check_snmp.c
@@ -117,12 +117,11 @@ int needmibs = FALSE;
117int 117int
118main (int argc, char **argv) 118main (int argc, char **argv)
119{ 119{
120 int i; 120 int i, len;
121 int iresult = STATE_UNKNOWN; 121 int iresult = STATE_UNKNOWN;
122 int result = STATE_UNKNOWN; 122 int result = STATE_UNKNOWN;
123 int return_code = 0; 123 int return_code = 0;
124 int external_error = 0; 124 int external_error = 0;
125 double perftmp;
126 char **command_line = NULL; 125 char **command_line = NULL;
127 char *cl_hidden_auth = NULL; 126 char *cl_hidden_auth = NULL;
128 char *oidname = NULL; 127 char *oidname = NULL;
@@ -352,17 +351,14 @@ main (int argc, char **argv)
352 if (nunits > (size_t)0 && (size_t)i < nunits && unitv[i] != NULL) 351 if (nunits > (size_t)0 && (size_t)i < nunits && unitv[i] != NULL)
353 asprintf (&outbuff, "%s %s", outbuff, unitv[i]); 352 asprintf (&outbuff, "%s %s", outbuff, unitv[i]);
354 353
355 /* Try a two-way conversion of show and add perfdata only if we get 354 /* Write perfdata with whatever can be parsed by strtod, if possible */
356 * something back at the end */
357 ptr = NULL; 355 ptr = NULL;
358 perftmp = strtod(show, &ptr); 356 strtod(show, &ptr);
359 if (ptr != show) { 357 if (ptr > show) {
360 ptr = NULL;
361 asprintf(&ptr, "%0.9g", perftmp);
362 strncat(perfstr, oidname, sizeof(perfstr)-strlen(perfstr)-1); 358 strncat(perfstr, oidname, sizeof(perfstr)-strlen(perfstr)-1);
363 strncat(perfstr, "=", sizeof(perfstr)-strlen(perfstr)-1); 359 strncat(perfstr, "=", sizeof(perfstr)-strlen(perfstr)-1);
364 strncat(perfstr, ptr, sizeof(perfstr)-strlen(perfstr)-1); 360 len = sizeof(perfstr)-strlen(perfstr)-1;
365 free(ptr); 361 strncat(perfstr, show, len>ptr-show ? ptr-show : len);
366 362
367 if (type) 363 if (type)
368 strncat(perfstr, type, sizeof(perfstr)-strlen(perfstr)-1); 364 strncat(perfstr, type, sizeof(perfstr)-strlen(perfstr)-1);