diff mbox

[1/8] linuxload: id_change was a write only variable

Message ID 1308242235-8261-2-git-send-email-peter.maydell@linaro.org
State Accepted
Commit 331c23b5ca44293d13299d12f1a36826395d7254
Headers show

Commit Message

Peter Maydell June 16, 2011, 4:37 p.m. UTC 
From: Juan Quintela <quintela@redhat.com>

Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 linux-user/linuxload.c |   25 +------------------------
 1 files changed, 1 insertions(+), 24 deletions(-)
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Patch

diff --git a/linux-user/linuxload.c b/linux-user/linuxload.c
index ac8c486..62ebc7e 100644
--- a/linux-user/linuxload.c
+++ b/linux-user/linuxload.c
@@ -26,22 +26,6 @@  abi_long memcpy_to_target(abi_ulong dest, const void *src,
     return 0;
 }
 
-static int in_group_p(gid_t g)
-{
-    /* return TRUE if we're in the specified group, FALSE otherwise */
-    int		ngroup;
-    int		i;
-    gid_t	grouplist[NGROUPS];
-
-    ngroup = getgroups(NGROUPS, grouplist);
-    for(i = 0; i < ngroup; i++) {
-	if(grouplist[i] == g) {
-	    return 1;
-	}
-    }
-    return 0;
-}
-
 static int count(char ** vec)
 {
     int		i;
@@ -57,7 +41,7 @@  static int prepare_binprm(struct linux_binprm *bprm)
 {
     struct stat		st;
     int mode;
-    int retval, id_change;
+    int retval;
 
     if(fstat(bprm->fd, &st) < 0) {
 	return(-errno);
@@ -73,14 +57,10 @@  static int prepare_binprm(struct linux_binprm *bprm)
 
     bprm->e_uid = geteuid();
     bprm->e_gid = getegid();
-    id_change = 0;
 
     /* Set-uid? */
     if(mode & S_ISUID) {
     	bprm->e_uid = st.st_uid;
-	if(bprm->e_uid != geteuid()) {
-	    id_change = 1;
-	}
     }
 
     /* Set-gid? */
@@ -91,9 +71,6 @@  static int prepare_binprm(struct linux_binprm *bprm)
      */
     if ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)) {
 	bprm->e_gid = st.st_gid;
-	if (!in_group_p(bprm->e_gid)) {
-		id_change = 1;
-	}
     }
 
     retval = read(bprm->fd, bprm->buf, BPRM_BUF_SIZE);