Simplify findCommInCmdline() logic in Process.c

Signed-off-by: Kang-Che Sung <[email protected]>

Process.c

@@ -64,7 +64,7 @@ void Process_fillStarttimeBuffer(Process* this) {
  */
 #define TASK_COMM_LEN 16
 
-static bool findCommInCmdline(const char* comm, const char* cmdline, size_t cmdlineBasenameStart, size_t* pCommStart, size_t* pCommEnd) {
+static bool findCommInCmdline(const char* comm, const char* cmdline, size_t cmdlineBasenameStart, size_t* pCommStart, size_t* pCommLen) {
    /* Try to find procComm in tokenized cmdline - this might in rare cases
     * mis-identify a string or fail, if comm or cmdline had been unsuitably
     * modified by the process */
@@ -83,7 +83,7 @@ static bool findCommInCmdline(const char* comm, const char* cmdline, size_t cmdl
       if ((tokenLen == commLen || (tokenLen > commLen && commLen == (TASK_COMM_LEN - 1))) &&
           strncmp(tokenBase, comm, commLen) == 0) {
          *pCommStart = (size_t)(tokenBase - cmdline);
-         *pCommEnd = (size_t)(token - cmdline);
+         *pCommLen = tokenLen;
          return true;
       }
 
@@ -381,13 +381,9 @@ void Process_makeCommandStr(Process* this, const Settings* settings) {
 
    bool haveCommInCmdline = false;
    size_t commStart = 0;
-   size_t commEnd = 0;
 
    if (!haveCommInExe && this->cmdline && procComm && searchCommInCmdline && (!Process_isUserlandThread(this) || showThreadNames)) {
-      haveCommInCmdline = findCommInCmdline(procComm, cmdline, cmdlineBasenameStart, &commStart, &commEnd);
-   }
-   if (haveCommInCmdline) {
-      commLen = commEnd - commStart;
+      haveCommInCmdline = findCommInCmdline(procComm, cmdline, cmdlineBasenameStart, &commStart, &commLen);
    }
 
    if (!stripExeFromCmdline) {