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-rw-r--r--apps/plugins/iriverify.c1
-rw-r--r--apps/plugins/properties.c1
-rw-r--r--apps/plugins/search.c1
-rw-r--r--apps/plugins/sort.c1
4 files changed, 4 insertions, 0 deletions
diff --git a/apps/plugins/iriverify.c b/apps/plugins/iriverify.c
index 35a96a05c4..eaaec4b1e1 100644
--- a/apps/plugins/iriverify.c
+++ b/apps/plugins/iriverify.c
@@ -135,6 +135,7 @@ enum plugin_status plugin_start(const void* parameter)
char *buf;
int rc;
int i;
+ if(!parameter) return PLUGIN_ERROR;
filename = (char *)parameter;
buf = rb->plugin_get_audio_buffer((size_t *)&buf_size); /* start munching memory */
diff --git a/apps/plugins/properties.c b/apps/plugins/properties.c
index b57150b817..c76a25b06a 100644
--- a/apps/plugins/properties.c
+++ b/apps/plugins/properties.c
@@ -275,6 +275,7 @@ enum plugin_status plugin_start(const void* parameter)
int button;
bool quit = false;
char file[MAX_PATH];
+ if(!parameter) return PLUGIN_ERROR;
rb->strcpy(file, (const char *) parameter);
/* determine if it's a file or a directory */
diff --git a/apps/plugins/search.c b/apps/plugins/search.c
index 4c6d569806..e9732d219b 100644
--- a/apps/plugins/search.c
+++ b/apps/plugins/search.c
@@ -149,6 +149,7 @@ enum plugin_status plugin_start(const void* parameter)
int ok;
const char *filename = parameter;
char *p;
+ if(!parameter) return PLUGIN_ERROR;
DEBUGF("%s - %s\n", (char *)parameter, &filename[rb->strlen(filename)-4]);
/* Check the extension. We only allow .m3u files. */
diff --git a/apps/plugins/sort.c b/apps/plugins/sort.c
index 24be560398..1877831815 100644
--- a/apps/plugins/sort.c
+++ b/apps/plugins/sort.c
@@ -180,6 +180,7 @@ enum plugin_status plugin_start(const void* parameter)
{
char *buf;
int rc;
+ if(!parameter) return PLUGIN_ERROR;
filename = (char *)parameter;