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SAT>IP: improve satip_frontend_pid_changed() - safe alloca() calls

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This commit is contained in:
Jaroslav Kysela 2014-07-10 16:20:04 +02:00
parent 09140b9f35
commit d81a612c5d
1 changed files with 4 additions and 3 deletions
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7
src/input/mpegts/satip/satip_frontend.c
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@ -819,7 +819,8 @@ satip_frontend_pid_changed( http_client_t *rtsp,
count = lfe->sf_pids_count;
if (count > lfe->sf_device->sd_pids_max)
count = lfe->sf_device->sd_pids_max;
add = alloca(count * 5);
add = alloca(1 + count * 5);
add[0] = '\0';
/* prioritize higher PIDs (tables are low prio) */
satip_frontend_store_pids(add,
&lfe->sf_pids[lfe->sf_pids_count - count],
@ -837,8 +838,8 @@ satip_frontend_pid_changed( http_client_t *rtsp,
} else {
add = alloca(lfe->sf_pids_count * 5);
del = alloca(lfe->sf_pids_count * 5);
add = alloca(1 + lfe->sf_pids_count * 5);
del = alloca(1 + lfe->sf_pids_tcount * 5);
add[0] = del[0] = '\0';
#if 0