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| author |   Matt Ranostay <matt.ranostay@konsulko.com> | 2019-04-30 08:45:37 -0700 |
|---|---|---|
| committer | Matt Ranostay <matt.ranostay@konsulko.com> | 2019-04-30 08:49:05 -0700 |
| commit | 6980e5c3b7151745c5303253702293d4edb8e852 (patch) | |
| tree | 38bb1da8b0d375f363d3730ccad72ff920b4d01f | |
| parent | c723097e1238780420814a184349a9ca950e2557 (diff) | |
binding: mediaplayer: fix segfault in volume commandguppy_7.0.2guppy/7.0.27.0.2
When no volume field is passed it caused a null pointer dereference
Bug-AGL: SPEC-2368
Change-Id: Ia11ae28b38455a597d1b31a044a711e21928b0cc
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>
| -rw-r--r-- | binding/afm-mediaplayer-binding.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/binding/afm-mediaplayer-binding.c b/binding/afm-mediaplayer-binding.c index 9eea30e..4720b63 100644 --- a/binding/afm-mediaplayer-binding.c +++ b/binding/afm-mediaplayer-binding.c @@ -507,7 +507,15 @@ static void gstreamer_controls(afb_req_t request) } case VOLUME_CMD: { const char *parameter = afb_req_value(request, "volume"); - long int volume = strtol(parameter, NULL, 10); + long int volume; + + if (!parameter) { + afb_req_fail(request, "failed", "invalid volume"); + return; + } + + volume = strtol(parameter, NULL, 10); + errno = 0; if (volume == 0 && errno) { afb_req_fail(request, "failed", "invalid volume"); |