cellular-infrastructure
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openggsn
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Fix warning on unused fscanf return code 

Relevant output of make:

gtp.c: In function ‘log_restart’:
gtp.c:697: warning: ignoring return value of ‘fscanf’, declared with
attribute warn_unused_result

Signed-off-by: Emmanuel Bretelle <chantra@debuntu.org>
This commit is contained in:
Emmanuel Bretelle 2010-09-06 19:49:16 +02:00 committed by Harald Welte
parent 1e9b27b70e
commit 111e054543
1 changed files with 6 additions and 2 deletions
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8
gtp/gtp.c
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@ -676,7 +676,7 @@ int gtp_dublicate(struct gsn_t *gsn, int version,
/* Perform restoration and recovery error handling as described in 29.060 */
static void log_restart(struct gsn_t *gsn) {
FILE *f;
int i;
int i, rc;
int counter = 0;
char filename[NAMESIZE];
@ -694,7 +694,11 @@ static void log_restart(struct gsn_t *gsn) {
}
else {
umask(i);
fscanf(f, "%d", &counter);
rc = fscanf(f, "%d", &counter);
if (rc != 1) {
gtp_err(LOG_ERR, __FILE__, __LINE__, "fscanf failed to read counter value");
return;
}
if (fclose(f)) {
gtp_err(LOG_ERR, __FILE__, __LINE__, "fclose failed: Error = %s", strerror(errno));
}