DWS/chrony
1
0
Fork 0
mirror of https://gitlab.com/chrony/chrony.git synced 2025-12-03 16:35:06 -05:00
Code Issues Packages Projects Releases Wiki Activity

Fix writing of drift and RTC files

Browse Source 
Without sequence points the driftfile and RTC file could be closed
before new values were written.
This commit is contained in:
Miroslav Lichvar
2014-01-21 18:18:04 +01:00
parent f456cd57b9
commit 925d7119ec
2 changed files with 9 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
rtc_linux.c
View File

@@ -467,6 +467,7 @@ write_coefs_to_file(int valid,time_t ref_time,double offset,double rate)
struct stat buf;
char *temp_coefs_file_name;
FILE *out;
int r1, r2;
/* Create a temporary file with a '.tmp' extension. */
@@ -488,9 +489,10 @@ write_coefs_to_file(int valid,time_t ref_time,double offset,double rate)
}
/* Gain rate is written out in ppm */
if ((fprintf(out, "%1d %ld %.6f %.3f\n",
valid,ref_time, offset, 1.0e6 * rate) < 0) |
fclose(out)) {
r1 = fprintf(out, "%1d %ld %.6f %.3f\n",
valid, ref_time, offset, 1.0e6 * rate);
r2 = fclose(out);
if (r1 < 0 || r2) {
Free(temp_coefs_file_name);
LOG(LOGS_WARN, LOGF_RtcLinux, "Could not write to temporary RTC file %s.tmp",
coefs_file_name);