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author | Benjamin ROBIN <dev@benjarobin.fr> | 2024-01-14 18:17:01 +0100 |
---|---|---|
committer | Yordan Karadzhov <y.karadz@gmail.com> | 2024-01-20 13:14:08 +0200 |
commit | 4b6571c1d7c91d938b4f97898370204eb6f7c59c (patch) | |
tree | 9d08a0adb3093dcdaf7af0fc161c56f4815bf360 | |
parent | 982a3157c09b413a4658fbe716f77ff4811e7c80 (diff) | |
download | kernel-shark-4b6571c1d7c91d938b4f97898370204eb6f7c59c.tar.gz |
kernelshark: Fix potential access to uninitialized variable
If "nStreams" is zero, jstream may be accessed while uninitialized
in KsSession::_savePlots() and in KsSession::_getPlots()
Signed-off-by: Benjamin ROBIN <dev@benjarobin.fr>
Signed-off-by: Yordan Karadzhov <y.karadz@gmail.com>
-rw-r--r-- | src/KsSession.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/KsSession.cpp b/src/KsSession.cpp index b9edb3a2..af862812 100644 --- a/src/KsSession.cpp +++ b/src/KsSession.cpp @@ -348,7 +348,7 @@ void KsSession::loadGraphs(kshark_context *kshark_ctx, void KsSession::_savePlots(int sd, KsGLWidget *glw, bool cpu) { kshark_config_doc *streamsConf = kshark_config_alloc(KS_CONFIG_JSON); - json_object *jallStreams, *jstream, *jstreamId, *jplots; + json_object *jallStreams, *jstream = nullptr, *jstreamId, *jplots; QVector<int> plotIds; int nStreams; @@ -438,7 +438,7 @@ void KsSession::_saveComboPlots(KsGLWidget *glw) QVector<int> KsSession::_getPlots(int sd, bool cpu) { kshark_config_doc *streamsConf = kshark_config_alloc(KS_CONFIG_JSON); - json_object *jallStreams, *jstream, *jstreamId, *jplots; + json_object *jallStreams, *jstream = nullptr, *jstreamId, *jplots; int nStreams, nPlots, id; const char *plotKey; QVector<int> plots; |