Fix the halt/reboot/poweroff segfault when used from within an initrd...

 -Erik


git-svn-id: svn://busybox.net/trunk/busybox@1049 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 3 insertions, 15 deletions

diff --git a/utility.c b/utility.c
index 4defbfc81..8c3c5e5fa 100644
--- a/utility.c
+++ b/utility.c
@@ -1360,14 +1360,12 @@ extern pid_t* findPidByName( char* pidName)
                 FILE *status;
                 char filename[256];
                 char buffer[256];
-                char* p;
 
                 /* If it isn't a number, we don't want it */
                 if (!isdigit(*next->d_name))
                         continue;
 
-                /* Now open the status file */
-                sprintf(filename, "/proc/%s/status", next->d_name);
+                sprintf(filename, "/proc/%s/cmdline", next->d_name);
                 status = fopen(filename, "r");
                 if (!status) {
                         continue;
@@ -1375,22 +1373,12 @@ extern pid_t* findPidByName( char* pidName)
                 fgets(buffer, 256, status);
                 fclose(status);
 
-                /* Make sure we only match on the process name */
-                p=buffer+5; /* Skip the name */
-                while ((p)++) {
-                        if (*p==0 || *p=='\n') {
-                                *p='\0';
-                                break;
-                        }
-                }
-                p=buffer+6; /* Skip the "Name:\t" */
-
-                if ((strstr(p, pidName) != NULL)
-                                && (strlen(pidName) == strlen(p))) {
+                if (strstr(get_last_path_component(buffer), pidName) != NULL) {
                         pidList=xrealloc( pidList, sizeof(pid_t) * (i+2));
                         pidList[i++]=strtol(next->d_name, NULL, 0);
                 }
         }
+
         if (pidList)
                 pidList[i]=0;
         return pidList;