Should reset errno to 0 before calling strtoll().

bug - 3431238 Change-Id: I855847209d2e022242b8eb62985759922ab94779
2011-02-08 15:41:58 -08:00
parent 5ed9a80571
commit 75fb238b3f
1 changed files with 4 additions and 0 deletions
--- a/media/libmediaplayerservice/StagefrightRecorder.cpp
+++ b/media/libmediaplayerservice/StagefrightRecorder.cpp
@@ -244,6 +244,10 @@ status_t StagefrightRecorder::setOutputFileAuxiliary(int fd) {
 // returns true on success, false otherwise.
 static bool safe_strtoi64(const char *s, int64_t *val) {
    char *end;
+
+    // It is lame, but according to man page, we have to set errno to 0
+    // before calling strtoll().
+    errno = 0;
    *val = strtoll(s, &end, 10);

    if (end == s || errno == ERANGE) {