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in clock_getres, check for null pointer before storing result 

POSIX allows a null pointer, in which case the function only checks
the validity of the clock id argument.
This commit is contained in:
Rich Felker 2019-08-07 21:35:28 -04:00
parent a108127256
commit 0847902ab9
1 changed files with 1 additions and 1 deletions
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2
src/time/clock_getres.c
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@ -8,7 +8,7 @@ int clock_getres(clockid_t clk, struct timespec *ts)
if (SYS_clock_getres != SYS_clock_getres_time64) { if (SYS_clock_getres != SYS_clock_getres_time64) {
long ts32[2]; long ts32[2];
int r = __syscall(SYS_clock_getres, clk, ts32); int r = __syscall(SYS_clock_getres, clk, ts32);
if (!r) { if (!r && ts) {
ts->tv_sec = ts32[0]; ts->tv_sec = ts32[0];
ts->tv_nsec = ts32[1]; ts->tv_nsec = ts32[1];
} }