| Message ID | 20220214095441.23390-1-liwei.song@windriver.com |
|---|---|
| State | New |
| Headers | show |
| Series | [rt-tests] rt-migrate-test: increase the buf size to 2048 when parse cpuinfo | expand |
On Mon, 14 Feb 2022, Liwei Song wrote: > When parse /proc/cpuinfo, the size of "flags" may exceed 1024, > this will cause "realloc(): invalid next size" error, increase > the buf size to 2048 to fix this case. > > Signed-off-by: Liwei Song <liwei.song@windriver.com> > --- > src/rt-migrate-test/rt-migrate-test.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/src/rt-migrate-test/rt-migrate-test.c b/src/rt-migrate-test/rt-migrate-test.c > index 62cc603c983b..883e60e21bff 100644 > --- a/src/rt-migrate-test/rt-migrate-test.c > +++ b/src/rt-migrate-test/rt-migrate-test.c > @@ -497,14 +497,14 @@ static void stop_log(int sig) > static int count_cpus(void) > { > FILE *fp; > - char buf[1024]; > + char buf[2048]; > int cpus = 0; > char *pbuf; > size_t *pn; > size_t n; > int r; > > - n = 1024; > + n = 2048; > pn = &n; > pbuf = buf; > > -- > 2.17.1 Signed-off-by: John Kacur <jkacur@redhat.com>
diff --git a/src/rt-migrate-test/rt-migrate-test.c b/src/rt-migrate-test/rt-migrate-test.c index 62cc603c983b..883e60e21bff 100644 --- a/src/rt-migrate-test/rt-migrate-test.c +++ b/src/rt-migrate-test/rt-migrate-test.c @@ -497,14 +497,14 @@ static void stop_log(int sig) static int count_cpus(void) { FILE *fp; - char buf[1024]; + char buf[2048]; int cpus = 0; char *pbuf; size_t *pn; size_t n; int r; - n = 1024; + n = 2048; pn = &n; pbuf = buf;
When parse /proc/cpuinfo, the size of "flags" may exceed 1024, this will cause "realloc(): invalid next size" error, increase the buf size to 2048 to fix this case. Signed-off-by: Liwei Song <liwei.song@windriver.com> --- src/rt-migrate-test/rt-migrate-test.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)